21601261188

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{2213}}^1\times {\mathrm{20857}}^1$

素因数の和:23093

約数の個数: 72

約数和(自身を含む): 58832825688

約数和(自身を除く): 37231564500

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 2213, 4426, 6639, 8852, 13278, 19917, 20857, 26556, 28769, 39834, 41714, 57538, 62571, 79668, 83428, 86307, 115076, 125142, 172614, 187713, 250284, 258921, 271141, 345228, 375426, 517842, 542282, 750852, 813423, 1035684, 1084564, 1626846, 2440269, 3253692, 4880538, 9761076, 46156541, 92313082, 138469623, 184626164, 276939246, 415408869, 553878492, 600035033, 830817738, 1200070066, 1661635476, 1800105099, 2400140132, 3600210198, 5400315297, 7200420396, 10800630594, 21601261188]

約数ペア:

[(1, 21601261188), (2, 10800630594), (3, 7200420396), (4, 5400315297), (6, 3600210198), (9, 2400140132), (12, 1800105099), (13, 1661635476), (18, 1200070066), (26, 830817738), (36, 600035033), (39, 553878492), (52, 415408869), (78, 276939246), (117, 184626164), (156, 138469623), (234, 92313082), (468, 46156541), (2213, 9761076), (4426, 4880538), (6639, 3253692), (8852, 2440269), (13278, 1626846), (19917, 1084564), (20857, 1035684), (26556, 813423), (28769, 750852), (39834, 542282), (41714, 517842), (57538, 375426), (62571, 345228), (79668, 271141), (83428, 258921), (86307, 250284), (115076, 187713), (125142, 172614)]