21084150

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{367}}^1\times {\mathrm{383}}^1$

素因数の和:765

約数の個数: 48

約数和(自身を含む): 52568064

約数和(自身を除く): 31483914

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 367, 383, 734, 766, 1101, 1149, 1835, 1915, 2202, 2298, 3670, 3830, 5505, 5745, 9175, 9575, 11010, 11490, 18350, 19150, 27525, 28725, 55050, 57450, 140561, 281122, 421683, 702805, 843366, 1405610, 2108415, 3514025, 4216830, 7028050, 10542075, 21084150]

約数ペア:

[(1, 21084150), (2, 10542075), (3, 7028050), (5, 4216830), (6, 3514025), (10, 2108415), (15, 1405610), (25, 843366), (30, 702805), (50, 421683), (75, 281122), (150, 140561), (367, 57450), (383, 55050), (734, 28725), (766, 27525), (1101, 19150), (1149, 18350), (1835, 11490), (1915, 11010), (2202, 9575), (2298, 9175), (3670, 5745), (3830, 5505)]