21957960387

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{439}}^1\times {\mathrm{137791}}^1$

素因数の和:138255

約数の個数: 24

約数和(自身を含む): 32254351360

約数和(自身を除く): 10296390973

約数列:

[1, 3, 11, 33, 121, 363, 439, 1317, 4829, 14487, 53119, 137791, 159357, 413373, 1515701, 4547103, 16672711, 50018133, 60490249, 181470747, 665392739, 1996178217, 7319320129, 21957960387]

約数ペア:

[(1, 21957960387), (3, 7319320129), (11, 1996178217), (33, 665392739), (121, 181470747), (363, 60490249), (439, 50018133), (1317, 16672711), (4829, 4547103), (14487, 1515701), (53119, 413373), (137791, 159357)]