21153642

素因数分解:

$2^1\times 3^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1\times {\mathrm{521}}^1$

素因数の和:694

約数の個数: 32

約数和(自身を含む): 43447104

約数和(自身を除く): 22293462

約数列:

[1, 2, 3, 6, 67, 101, 134, 201, 202, 303, 402, 521, 606, 1042, 1563, 3126, 6767, 13534, 20301, 34907, 40602, 52621, 69814, 104721, 105242, 157863, 209442, 315726, 3525607, 7051214, 10576821, 21153642]

約数ペア:

[(1, 21153642), (2, 10576821), (3, 7051214), (6, 3525607), (67, 315726), (101, 209442), (134, 157863), (201, 105242), (202, 104721), (303, 69814), (402, 52621), (521, 40602), (606, 34907), (1042, 20301), (1563, 13534), (3126, 6767)]