21000844798

素因数分解:

$2^1\times {\mathrm{29}}^2\times {\mathrm{59}}^1\times {\mathrm{431}}^1\times {\mathrm{491}}^1$

素因数の和:1041

約数の個数: 48

約数和(自身を含む): 33322648320

約数和(自身を除く): 12321803522

約数列:

[1, 2, 29, 58, 59, 118, 431, 491, 841, 862, 982, 1682, 1711, 3422, 12499, 14239, 24998, 25429, 28478, 28969, 49619, 50858, 57938, 99238, 211621, 362471, 412931, 423242, 724942, 737441, 825862, 840101, 1474882, 1680202, 6137009, 12274018, 12485639, 21385789, 24362929, 24971278, 42771578, 48725858, 177973261, 355946522, 362083531, 724167062, 10500422399, 21000844798]

約数ペア:

[(1, 21000844798), (2, 10500422399), (29, 724167062), (58, 362083531), (59, 355946522), (118, 177973261), (431, 48725858), (491, 42771578), (841, 24971278), (862, 24362929), (982, 21385789), (1682, 12485639), (1711, 12274018), (3422, 6137009), (12499, 1680202), (14239, 1474882), (24998, 840101), (25429, 825862), (28478, 737441), (28969, 724942), (49619, 423242), (50858, 412931), (57938, 362471), (99238, 211621)]