21773566

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{281}}^1$

素因数の和:396

約数の個数: 32

約数和(自身を含む): 36181728

約数和(自身を除く): 14408162

約数列:

[1, 2, 17, 34, 43, 53, 86, 106, 281, 562, 731, 901, 1462, 1802, 2279, 4558, 4777, 9554, 12083, 14893, 24166, 29786, 38743, 77486, 205411, 253181, 410822, 506362, 640399, 1280798, 10886783, 21773566]

約数ペア:

[(1, 21773566), (2, 10886783), (17, 1280798), (34, 640399), (43, 506362), (53, 410822), (86, 253181), (106, 205411), (281, 77486), (562, 38743), (731, 29786), (901, 24166), (1462, 14893), (1802, 12083), (2279, 9554), (4558, 4777)]