21314150

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{271}}^1$

素因数の和:318

約数の個数: 72

約数和(自身を含む): 47101152

約数和(自身を除く): 25787002

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 50, 55, 65, 110, 121, 130, 143, 242, 271, 275, 286, 325, 542, 550, 605, 650, 715, 1210, 1355, 1430, 1573, 2710, 2981, 3025, 3146, 3523, 3575, 5962, 6050, 6775, 7046, 7150, 7865, 13550, 14905, 15730, 17615, 29810, 32791, 35230, 38753, 39325, 65582, 74525, 77506, 78650, 88075, 149050, 163955, 176150, 193765, 327910, 387530, 426283, 819775, 852566, 968825, 1639550, 1937650, 2131415, 4262830, 10657075, 21314150]

約数ペア:

[(1, 21314150), (2, 10657075), (5, 4262830), (10, 2131415), (11, 1937650), (13, 1639550), (22, 968825), (25, 852566), (26, 819775), (50, 426283), (55, 387530), (65, 327910), (110, 193765), (121, 176150), (130, 163955), (143, 149050), (242, 88075), (271, 78650), (275, 77506), (286, 74525), (325, 65582), (542, 39325), (550, 38753), (605, 35230), (650, 32791), (715, 29810), (1210, 17615), (1355, 15730), (1430, 14905), (1573, 13550), (2710, 7865), (2981, 7150), (3025, 7046), (3146, 6775), (3523, 6050), (3575, 5962)]