21633660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3877}}^1$

素因数の和:3923

約数の個数: 72

約数和(自身を含む): 67756416

約数和(自身を除く): 46122756

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 3877, 5580, 7754, 11631, 15508, 19385, 23262, 34893, 38770, 46524, 58155, 69786, 77540, 116310, 120187, 139572, 174465, 232620, 240374, 348930, 360561, 480748, 600935, 697860, 721122, 1081683, 1201870, 1442244, 1802805, 2163366, 2403740, 3605610, 4326732, 5408415, 7211220, 10816830, 21633660]

約数ペア:

[(1, 21633660), (2, 10816830), (3, 7211220), (4, 5408415), (5, 4326732), (6, 3605610), (9, 2403740), (10, 2163366), (12, 1802805), (15, 1442244), (18, 1201870), (20, 1081683), (30, 721122), (31, 697860), (36, 600935), (45, 480748), (60, 360561), (62, 348930), (90, 240374), (93, 232620), (124, 174465), (155, 139572), (180, 120187), (186, 116310), (279, 77540), (310, 69786), (372, 58155), (465, 46524), (558, 38770), (620, 34893), (930, 23262), (1116, 19385), (1395, 15508), (1860, 11631), (2790, 7754), (3877, 5580)]