21320046

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:174

約数の個数: 96

約数和(自身を含む): 53913600

約数和(自身を除く): 32593554

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 29, 33, 47, 58, 66, 79, 87, 94, 99, 141, 158, 174, 198, 237, 261, 282, 319, 423, 474, 517, 522, 638, 711, 846, 869, 957, 1034, 1363, 1422, 1551, 1738, 1914, 2291, 2607, 2726, 2871, 3102, 3713, 4089, 4582, 4653, 5214, 5742, 6873, 7426, 7821, 8178, 9306, 11139, 12267, 13746, 14993, 15642, 20619, 22278, 24534, 25201, 29986, 33417, 40843, 41238, 44979, 50402, 66834, 75603, 81686, 89958, 107677, 122529, 134937, 151206, 215354, 226809, 245058, 269874, 323031, 367587, 453618, 646062, 735174, 969093, 1184447, 1938186, 2368894, 3553341, 7106682, 10660023, 21320046]

約数ペア:

[(1, 21320046), (2, 10660023), (3, 7106682), (6, 3553341), (9, 2368894), (11, 1938186), (18, 1184447), (22, 969093), (29, 735174), (33, 646062), (47, 453618), (58, 367587), (66, 323031), (79, 269874), (87, 245058), (94, 226809), (99, 215354), (141, 151206), (158, 134937), (174, 122529), (198, 107677), (237, 89958), (261, 81686), (282, 75603), (319, 66834), (423, 50402), (474, 44979), (517, 41238), (522, 40843), (638, 33417), (711, 29986), (846, 25201), (869, 24534), (957, 22278), (1034, 20619), (1363, 15642), (1422, 14993), (1551, 13746), (1738, 12267), (1914, 11139), (2291, 9306), (2607, 8178), (2726, 7821), (2871, 7426), (3102, 6873), (3713, 5742), (4089, 5214), (4582, 4653)]