21673950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{131}}^1\times {\mathrm{1103}}^1$

素因数の和:1249

約数の個数: 48

約数和(自身を含む): 54210816

約数和(自身を除く): 32536866

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 131, 150, 262, 393, 655, 786, 1103, 1310, 1965, 2206, 3275, 3309, 3930, 5515, 6550, 6618, 9825, 11030, 16545, 19650, 27575, 33090, 55150, 82725, 144493, 165450, 288986, 433479, 722465, 866958, 1444930, 2167395, 3612325, 4334790, 7224650, 10836975, 21673950]

約数ペア:

[(1, 21673950), (2, 10836975), (3, 7224650), (5, 4334790), (6, 3612325), (10, 2167395), (15, 1444930), (25, 866958), (30, 722465), (50, 433479), (75, 288986), (131, 165450), (150, 144493), (262, 82725), (393, 55150), (655, 33090), (786, 27575), (1103, 19650), (1310, 16545), (1965, 11030), (2206, 9825), (3275, 6618), (3309, 6550), (3930, 5515)]