21822660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2957}}^1$

素因数の和:3013

約数の個数: 72

約数和(自身を含む): 67832856

約数和(自身を除く): 46010196

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 60, 82, 90, 123, 164, 180, 205, 246, 369, 410, 492, 615, 738, 820, 1230, 1476, 1845, 2460, 2957, 3690, 5914, 7380, 8871, 11828, 14785, 17742, 26613, 29570, 35484, 44355, 53226, 59140, 88710, 106452, 121237, 133065, 177420, 242474, 266130, 363711, 484948, 532260, 606185, 727422, 1091133, 1212370, 1454844, 1818555, 2182266, 2424740, 3637110, 4364532, 5455665, 7274220, 10911330, 21822660]

約数ペア:

[(1, 21822660), (2, 10911330), (3, 7274220), (4, 5455665), (5, 4364532), (6, 3637110), (9, 2424740), (10, 2182266), (12, 1818555), (15, 1454844), (18, 1212370), (20, 1091133), (30, 727422), (36, 606185), (41, 532260), (45, 484948), (60, 363711), (82, 266130), (90, 242474), (123, 177420), (164, 133065), (180, 121237), (205, 106452), (246, 88710), (369, 59140), (410, 53226), (492, 44355), (615, 35484), (738, 29570), (820, 26613), (1230, 17742), (1476, 14785), (1845, 11828), (2460, 8871), (2957, 7380), (3690, 5914)]