21876206

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{307}}^1$

素因数の和:440

約数の個数: 32

約数和(自身を含む): 37255680

約数和(自身を除く): 15379474

約数列:

[1, 2, 11, 22, 41, 79, 82, 158, 307, 451, 614, 869, 902, 1738, 3239, 3377, 6478, 6754, 12587, 24253, 25174, 35629, 48506, 71258, 138457, 266783, 276914, 533566, 994373, 1988746, 10938103, 21876206]

約数ペア:

[(1, 21876206), (2, 10938103), (11, 1988746), (22, 994373), (41, 533566), (79, 276914), (82, 266783), (158, 138457), (307, 71258), (451, 48506), (614, 35629), (869, 25174), (902, 24253), (1738, 12587), (3239, 6754), (3377, 6478)]