21550584

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{181}}^1$

素因数の和:253

約数の個数: 96

約数和(自身を含む): 60999120

約数和(自身を除く): 39448536

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 41, 44, 66, 82, 88, 121, 123, 132, 164, 181, 242, 246, 264, 328, 362, 363, 451, 484, 492, 543, 724, 726, 902, 968, 984, 1086, 1353, 1448, 1452, 1804, 1991, 2172, 2706, 2904, 3608, 3982, 4344, 4961, 5412, 5973, 7421, 7964, 9922, 10824, 11946, 14842, 14883, 15928, 19844, 21901, 22263, 23892, 29684, 29766, 39688, 43802, 44526, 47784, 59368, 59532, 65703, 81631, 87604, 89052, 119064, 131406, 163262, 175208, 178104, 244893, 262812, 326524, 489786, 525624, 653048, 897941, 979572, 1795882, 1959144, 2693823, 3591764, 5387646, 7183528, 10775292, 21550584]

約数ペア:

[(1, 21550584), (2, 10775292), (3, 7183528), (4, 5387646), (6, 3591764), (8, 2693823), (11, 1959144), (12, 1795882), (22, 979572), (24, 897941), (33, 653048), (41, 525624), (44, 489786), (66, 326524), (82, 262812), (88, 244893), (121, 178104), (123, 175208), (132, 163262), (164, 131406), (181, 119064), (242, 89052), (246, 87604), (264, 81631), (328, 65703), (362, 59532), (363, 59368), (451, 47784), (484, 44526), (492, 43802), (543, 39688), (724, 29766), (726, 29684), (902, 23892), (968, 22263), (984, 21901), (1086, 19844), (1353, 15928), (1448, 14883), (1452, 14842), (1804, 11946), (1991, 10824), (2172, 9922), (2706, 7964), (2904, 7421), (3608, 5973), (3982, 5412), (4344, 4961)]