21200998

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6131}}^1$

素因数の和:6172

約数の個数: 32

約数和(自身を含む): 41207040

約数和(自身を除く): 20006042

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 133, 182, 247, 266, 494, 1729, 3458, 6131, 12262, 42917, 79703, 85834, 116489, 159406, 232978, 557921, 815423, 1115842, 1514357, 1630846, 3028714, 10600499, 21200998]

約数ペア:

[(1, 21200998), (2, 10600499), (7, 3028714), (13, 1630846), (14, 1514357), (19, 1115842), (26, 815423), (38, 557921), (91, 232978), (133, 159406), (182, 116489), (247, 85834), (266, 79703), (494, 42917), (1729, 12262), (3458, 6131)]