2021086770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{239}}^1\times {\mathrm{4621}}^1$

素因数の和:4931

約数の個数: 64

約数和(自身を含む): 4951825920

約数和(自身を除く): 2930739150

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 61, 122, 183, 239, 305, 366, 478, 610, 717, 915, 1195, 1434, 1830, 2390, 3585, 4621, 7170, 9242, 13863, 14579, 23105, 27726, 29158, 43737, 46210, 69315, 72895, 87474, 138630, 145790, 218685, 281881, 437370, 563762, 845643, 1104419, 1409405, 1691286, 2208838, 2818810, 3313257, 4228215, 5522095, 6626514, 8456430, 11044190, 16566285, 33132570, 67369559, 134739118, 202108677, 336847795, 404217354, 673695590, 1010543385, 2021086770]

約数ペア:

[(1, 2021086770), (2, 1010543385), (3, 673695590), (5, 404217354), (6, 336847795), (10, 202108677), (15, 134739118), (30, 67369559), (61, 33132570), (122, 16566285), (183, 11044190), (239, 8456430), (305, 6626514), (366, 5522095), (478, 4228215), (610, 3313257), (717, 2818810), (915, 2208838), (1195, 1691286), (1434, 1409405), (1830, 1104419), (2390, 845643), (3585, 563762), (4621, 437370), (7170, 281881), (9242, 218685), (13863, 145790), (14579, 138630), (23105, 87474), (27726, 72895), (29158, 69315), (43737, 46210)]