21702444

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{307}}^1$

素因数の和:494

約数の個数: 48

約数和(自身を含む): 52364928

約数和(自身を除く): 30662484

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 137, 172, 258, 274, 307, 411, 516, 548, 614, 822, 921, 1228, 1644, 1842, 3684, 5891, 11782, 13201, 17673, 23564, 26402, 35346, 39603, 42059, 52804, 70692, 79206, 84118, 126177, 158412, 168236, 252354, 504708, 1808537, 3617074, 5425611, 7234148, 10851222, 21702444]

約数ペア:

[(1, 21702444), (2, 10851222), (3, 7234148), (4, 5425611), (6, 3617074), (12, 1808537), (43, 504708), (86, 252354), (129, 168236), (137, 158412), (172, 126177), (258, 84118), (274, 79206), (307, 70692), (411, 52804), (516, 42059), (548, 39603), (614, 35346), (822, 26402), (921, 23564), (1228, 17673), (1644, 13201), (1842, 11782), (3684, 5891)]