2021697783

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{557}}^1\times {\mathrm{3389}}^1$

素因数の和:3976

約数の個数: 48

約数和(自身を含む): 3541112640

約数和(自身を除く): 1519414857

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 557, 1071, 1671, 3389, 3899, 5013, 9469, 10167, 11697, 23723, 28407, 30501, 35091, 57613, 66283, 71169, 85221, 172839, 198849, 213507, 403291, 518517, 596547, 1209873, 1887673, 3629619, 5663019, 13213711, 16989057, 32090441, 39641133, 96271323, 118923399, 224633087, 288813969, 673899261, 2021697783]

約数ペア:

[(1, 2021697783), (3, 673899261), (7, 288813969), (9, 224633087), (17, 118923399), (21, 96271323), (51, 39641133), (63, 32090441), (119, 16989057), (153, 13213711), (357, 5663019), (557, 3629619), (1071, 1887673), (1671, 1209873), (3389, 596547), (3899, 518517), (5013, 403291), (9469, 213507), (10167, 198849), (11697, 172839), (23723, 85221), (28407, 71169), (30501, 66283), (35091, 57613)]