21053946

素因数分解:

$2^1\times 3^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{631}}^1$

素因数の和:786

約数の個数: 32

約数和(自身を含む): 43319808

約数和(自身を除く): 22265862

約数列:

[1, 2, 3, 6, 67, 83, 134, 166, 201, 249, 402, 498, 631, 1262, 1893, 3786, 5561, 11122, 16683, 33366, 42277, 52373, 84554, 104746, 126831, 157119, 253662, 314238, 3508991, 7017982, 10526973, 21053946]

約数ペア:

[(1, 21053946), (2, 10526973), (3, 7017982), (6, 3508991), (67, 314238), (83, 253662), (134, 157119), (166, 126831), (201, 104746), (249, 84554), (402, 52373), (498, 42277), (631, 33366), (1262, 16683), (1893, 11122), (3786, 5561)]