21330924

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{617}}^1$

素因数の和:734

約数の個数: 48

約数和(自身を含む): 51773568

約数和(自身を除く): 30442644

約数列:

[1, 2, 3, 4, 6, 12, 43, 67, 86, 129, 134, 172, 201, 258, 268, 402, 516, 617, 804, 1234, 1851, 2468, 2881, 3702, 5762, 7404, 8643, 11524, 17286, 26531, 34572, 41339, 53062, 79593, 82678, 106124, 124017, 159186, 165356, 248034, 318372, 496068, 1777577, 3555154, 5332731, 7110308, 10665462, 21330924]

約数ペア:

[(1, 21330924), (2, 10665462), (3, 7110308), (4, 5332731), (6, 3555154), (12, 1777577), (43, 496068), (67, 318372), (86, 248034), (129, 165356), (134, 159186), (172, 124017), (201, 106124), (258, 82678), (268, 79593), (402, 53062), (516, 41339), (617, 34572), (804, 26531), (1234, 17286), (1851, 11524), (2468, 8643), (2881, 7404), (3702, 5762)]