21573816

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:90

約数の個数: 192

約数和(自身を含む): 68947200

約数和(自身を除く): 47373384

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 17, 19, 22, 23, 24, 33, 34, 38, 44, 46, 51, 57, 66, 68, 69, 76, 88, 92, 102, 114, 121, 132, 136, 138, 152, 184, 187, 204, 209, 228, 242, 253, 264, 276, 323, 363, 374, 391, 408, 418, 437, 456, 484, 506, 552, 561, 627, 646, 726, 748, 759, 782, 836, 874, 968, 969, 1012, 1122, 1173, 1254, 1292, 1311, 1452, 1496, 1518, 1564, 1672, 1748, 1938, 2024, 2057, 2244, 2299, 2346, 2508, 2584, 2622, 2783, 2904, 3036, 3128, 3496, 3553, 3876, 4114, 4301, 4488, 4598, 4692, 4807, 5016, 5244, 5566, 6072, 6171, 6897, 7106, 7429, 7752, 8228, 8349, 8602, 9196, 9384, 9614, 10488, 10659, 11132, 12342, 12903, 13794, 14212, 14421, 14858, 16456, 16698, 17204, 18392, 19228, 21318, 22264, 22287, 24684, 25806, 27588, 28424, 28842, 29716, 33396, 34408, 38456, 39083, 42636, 44574, 47311, 49368, 51612, 52877, 55176, 57684, 59432, 66792, 78166, 81719, 85272, 89148, 94622, 103224, 105754, 115368, 117249, 141933, 156332, 158631, 163438, 178296, 189244, 211508, 234498, 245157, 283866, 312664, 317262, 326876, 378488, 423016, 468996, 490314, 567732, 634524, 653752, 898909, 937992, 980628, 1135464, 1269048, 1797818, 1961256, 2696727, 3595636, 5393454, 7191272, 10786908, 21573816]

約数ペア:

[(1, 21573816), (2, 10786908), (3, 7191272), (4, 5393454), (6, 3595636), (8, 2696727), (11, 1961256), (12, 1797818), (17, 1269048), (19, 1135464), (22, 980628), (23, 937992), (24, 898909), (33, 653752), (34, 634524), (38, 567732), (44, 490314), (46, 468996), (51, 423016), (57, 378488), (66, 326876), (68, 317262), (69, 312664), (76, 283866), (88, 245157), (92, 234498), (102, 211508), (114, 189244), (121, 178296), (132, 163438), (136, 158631), (138, 156332), (152, 141933), (184, 117249), (187, 115368), (204, 105754), (209, 103224), (228, 94622), (242, 89148), (253, 85272), (264, 81719), (276, 78166), (323, 66792), (363, 59432), (374, 57684), (391, 55176), (408, 52877), (418, 51612), (437, 49368), (456, 47311), (484, 44574), (506, 42636), (552, 39083), (561, 38456), (627, 34408), (646, 33396), (726, 29716), (748, 28842), (759, 28424), (782, 27588), (836, 25806), (874, 24684), (968, 22287), (969, 22264), (1012, 21318), (1122, 19228), (1173, 18392), (1254, 17204), (1292, 16698), (1311, 16456), (1452, 14858), (1496, 14421), (1518, 14212), (1564, 13794), (1672, 12903), (1748, 12342), (1938, 11132), (2024, 10659), (2057, 10488), (2244, 9614), (2299, 9384), (2346, 9196), (2508, 8602), (2584, 8349), (2622, 8228), (2783, 7752), (2904, 7429), (3036, 7106), (3128, 6897), (3496, 6171), (3553, 6072), (3876, 5566), (4114, 5244), (4301, 5016), (4488, 4807), (4598, 4692)]