21710754

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^3\times {\mathrm{61}}^1$

素因数の和:114

約数の個数: 80

約数和(自身を含む): 53564280

約数和(自身を除く): 31853526

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 61, 78, 81, 117, 122, 162, 169, 183, 234, 338, 351, 366, 507, 549, 702, 793, 1014, 1053, 1098, 1521, 1586, 1647, 2106, 2197, 2379, 3042, 3294, 4394, 4563, 4758, 4941, 6591, 7137, 9126, 9882, 10309, 13182, 13689, 14274, 19773, 20618, 21411, 27378, 30927, 39546, 42822, 59319, 61854, 64233, 92781, 118638, 128466, 134017, 177957, 185562, 268034, 278343, 355914, 402051, 556686, 804102, 835029, 1206153, 1670058, 2412306, 3618459, 7236918, 10855377, 21710754]

約数ペア:

[(1, 21710754), (2, 10855377), (3, 7236918), (6, 3618459), (9, 2412306), (13, 1670058), (18, 1206153), (26, 835029), (27, 804102), (39, 556686), (54, 402051), (61, 355914), (78, 278343), (81, 268034), (117, 185562), (122, 177957), (162, 134017), (169, 128466), (183, 118638), (234, 92781), (338, 64233), (351, 61854), (366, 59319), (507, 42822), (549, 39546), (702, 30927), (793, 27378), (1014, 21411), (1053, 20618), (1098, 19773), (1521, 14274), (1586, 13689), (1647, 13182), (2106, 10309), (2197, 9882), (2379, 9126), (3042, 7137), (3294, 6591), (4394, 4941), (4563, 4758)]