21698502

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{13963}}^1$

素因数の和:14012

約数の個数: 32

約数和(自身を含む): 50940672

約数和(自身を除く): 29242170

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 74, 111, 222, 259, 518, 777, 1554, 13963, 27926, 41889, 83778, 97741, 195482, 293223, 516631, 586446, 1033262, 1549893, 3099786, 3616417, 7232834, 10849251, 21698502]

約数ペア:

[(1, 21698502), (2, 10849251), (3, 7232834), (6, 3616417), (7, 3099786), (14, 1549893), (21, 1033262), (37, 586446), (42, 516631), (74, 293223), (111, 195482), (222, 97741), (259, 83778), (518, 41889), (777, 27926), (1554, 13963)]