21307638

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{6869}}^1$

素因数の和:6932

約数の個数: 32

約数和(自身を含む): 47485440

約数和(自身を除く): 26177802

約数列:

[1, 2, 3, 6, 11, 22, 33, 47, 66, 94, 141, 282, 517, 1034, 1551, 3102, 6869, 13738, 20607, 41214, 75559, 151118, 226677, 322843, 453354, 645686, 968529, 1937058, 3551273, 7102546, 10653819, 21307638]

約数ペア:

[(1, 21307638), (2, 10653819), (3, 7102546), (6, 3551273), (11, 1937058), (22, 968529), (33, 645686), (47, 453354), (66, 322843), (94, 226677), (141, 151118), (282, 75559), (517, 41214), (1034, 20607), (1551, 13738), (3102, 6869)]