21663900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{24071}}^1$

素因数の和:24091

約数の個数: 54

約数和(自身を含む): 67907112

約数和(自身を除く): 46243212

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 300, 450, 900, 24071, 48142, 72213, 96284, 120355, 144426, 216639, 240710, 288852, 361065, 433278, 481420, 601775, 722130, 866556, 1083195, 1203550, 1444260, 1805325, 2166390, 2407100, 3610650, 4332780, 5415975, 7221300, 10831950, 21663900]

約数ペア:

[(1, 21663900), (2, 10831950), (3, 7221300), (4, 5415975), (5, 4332780), (6, 3610650), (9, 2407100), (10, 2166390), (12, 1805325), (15, 1444260), (18, 1203550), (20, 1083195), (25, 866556), (30, 722130), (36, 601775), (45, 481420), (50, 433278), (60, 361065), (75, 288852), (90, 240710), (100, 216639), (150, 144426), (180, 120355), (225, 96284), (300, 72213), (450, 48142), (900, 24071)]