21080801406

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{1409}}^1\times {\mathrm{3527}}^1$

素因数の和:5049

約数の個数: 64

約数和(自身を含む): 48710108160

約数和(自身を除く): 27629306754

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 101, 202, 303, 606, 707, 1409, 1414, 2121, 2818, 3527, 4227, 4242, 7054, 8454, 9863, 10581, 19726, 21162, 24689, 29589, 49378, 59178, 74067, 142309, 148134, 284618, 356227, 426927, 712454, 853854, 996163, 1068681, 1992326, 2137362, 2493589, 2988489, 4969543, 4987178, 5976978, 7480767, 9939086, 14908629, 14961534, 29817258, 34786801, 69573602, 104360403, 208720806, 501923843, 1003847686, 1505771529, 3011543058, 3513466901, 7026933802, 10540400703, 21080801406]

約数ペア:

[(1, 21080801406), (2, 10540400703), (3, 7026933802), (6, 3513466901), (7, 3011543058), (14, 1505771529), (21, 1003847686), (42, 501923843), (101, 208720806), (202, 104360403), (303, 69573602), (606, 34786801), (707, 29817258), (1409, 14961534), (1414, 14908629), (2121, 9939086), (2818, 7480767), (3527, 5976978), (4227, 4987178), (4242, 4969543), (7054, 2988489), (8454, 2493589), (9863, 2137362), (10581, 1992326), (19726, 1068681), (21162, 996163), (24689, 853854), (29589, 712454), (49378, 426927), (59178, 356227), (74067, 284618), (142309, 148134)]