21902244

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{647}}^1$

素因数の和:705

約数の個数: 96

約数和(自身を含む): 65028096

約数和(自身を除く): 43125852

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 31, 39, 42, 52, 62, 78, 84, 91, 93, 124, 156, 182, 186, 217, 273, 364, 372, 403, 434, 546, 647, 651, 806, 868, 1092, 1209, 1294, 1302, 1612, 1941, 2418, 2588, 2604, 2821, 3882, 4529, 4836, 5642, 7764, 8411, 8463, 9058, 11284, 13587, 16822, 16926, 18116, 20057, 25233, 27174, 33644, 33852, 40114, 50466, 54348, 58877, 60171, 80228, 100932, 117754, 120342, 140399, 176631, 235508, 240684, 260741, 280798, 353262, 421197, 521482, 561596, 706524, 782223, 842394, 1042964, 1564446, 1684788, 1825187, 3128892, 3650374, 5475561, 7300748, 10951122, 21902244]

約数ペア:

[(1, 21902244), (2, 10951122), (3, 7300748), (4, 5475561), (6, 3650374), (7, 3128892), (12, 1825187), (13, 1684788), (14, 1564446), (21, 1042964), (26, 842394), (28, 782223), (31, 706524), (39, 561596), (42, 521482), (52, 421197), (62, 353262), (78, 280798), (84, 260741), (91, 240684), (93, 235508), (124, 176631), (156, 140399), (182, 120342), (186, 117754), (217, 100932), (273, 80228), (364, 60171), (372, 58877), (403, 54348), (434, 50466), (546, 40114), (647, 33852), (651, 33644), (806, 27174), (868, 25233), (1092, 20057), (1209, 18116), (1294, 16926), (1302, 16822), (1612, 13587), (1941, 11284), (2418, 9058), (2588, 8463), (2604, 8411), (2821, 7764), (3882, 5642), (4529, 4836)]