21984732

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{11}}^2\times {\mathrm{103}}^1$

素因数の和:149

約数の個数: 162

約数和(自身を含む): 71746584

約数和(自身を除く): 49761852

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 28, 33, 36, 42, 44, 49, 63, 66, 77, 84, 98, 99, 103, 121, 126, 132, 147, 154, 196, 198, 206, 231, 242, 252, 294, 308, 309, 363, 396, 412, 441, 462, 484, 539, 588, 618, 693, 721, 726, 847, 882, 924, 927, 1078, 1089, 1133, 1236, 1386, 1442, 1452, 1617, 1694, 1764, 1854, 2156, 2163, 2178, 2266, 2541, 2772, 2884, 3234, 3388, 3399, 3708, 4326, 4356, 4532, 4851, 5047, 5082, 5929, 6468, 6489, 6798, 7623, 7931, 8652, 9702, 10094, 10164, 10197, 11858, 12463, 12978, 13596, 15141, 15246, 15862, 17787, 19404, 20188, 20394, 23716, 23793, 24926, 25956, 30282, 30492, 31724, 35574, 37389, 40788, 45423, 47586, 49852, 53361, 55517, 60564, 71148, 71379, 74778, 87241, 90846, 95172, 106722, 111034, 112167, 142758, 149556, 166551, 174482, 181692, 213444, 222068, 224334, 261723, 285516, 333102, 348964, 448668, 499653, 523446, 610687, 666204, 785169, 999306, 1046892, 1221374, 1570338, 1832061, 1998612, 2442748, 3140676, 3664122, 5496183, 7328244, 10992366, 21984732]

約数ペア:

[(1, 21984732), (2, 10992366), (3, 7328244), (4, 5496183), (6, 3664122), (7, 3140676), (9, 2442748), (11, 1998612), (12, 1832061), (14, 1570338), (18, 1221374), (21, 1046892), (22, 999306), (28, 785169), (33, 666204), (36, 610687), (42, 523446), (44, 499653), (49, 448668), (63, 348964), (66, 333102), (77, 285516), (84, 261723), (98, 224334), (99, 222068), (103, 213444), (121, 181692), (126, 174482), (132, 166551), (147, 149556), (154, 142758), (196, 112167), (198, 111034), (206, 106722), (231, 95172), (242, 90846), (252, 87241), (294, 74778), (308, 71379), (309, 71148), (363, 60564), (396, 55517), (412, 53361), (441, 49852), (462, 47586), (484, 45423), (539, 40788), (588, 37389), (618, 35574), (693, 31724), (721, 30492), (726, 30282), (847, 25956), (882, 24926), (924, 23793), (927, 23716), (1078, 20394), (1089, 20188), (1133, 19404), (1236, 17787), (1386, 15862), (1442, 15246), (1452, 15141), (1617, 13596), (1694, 12978), (1764, 12463), (1854, 11858), (2156, 10197), (2163, 10164), (2178, 10094), (2266, 9702), (2541, 8652), (2772, 7931), (2884, 7623), (3234, 6798), (3388, 6489), (3399, 6468), (3708, 5929), (4326, 5082), (4356, 5047), (4532, 4851)]