21117150

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{167}}^1\times {\mathrm{281}}^1$

素因数の和:466

約数の個数: 72

約数和(自身を含む): 57277584

約数和(自身を除く): 36160434

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 167, 225, 281, 334, 450, 501, 562, 835, 843, 1002, 1405, 1503, 1670, 1686, 2505, 2529, 2810, 3006, 4175, 4215, 5010, 5058, 7025, 7515, 8350, 8430, 12525, 12645, 14050, 15030, 21075, 25050, 25290, 37575, 42150, 46927, 63225, 75150, 93854, 126450, 140781, 234635, 281562, 422343, 469270, 703905, 844686, 1173175, 1407810, 2111715, 2346350, 3519525, 4223430, 7039050, 10558575, 21117150]

約数ペア:

[(1, 21117150), (2, 10558575), (3, 7039050), (5, 4223430), (6, 3519525), (9, 2346350), (10, 2111715), (15, 1407810), (18, 1173175), (25, 844686), (30, 703905), (45, 469270), (50, 422343), (75, 281562), (90, 234635), (150, 140781), (167, 126450), (225, 93854), (281, 75150), (334, 63225), (450, 46927), (501, 42150), (562, 37575), (835, 25290), (843, 25050), (1002, 21075), (1405, 15030), (1503, 14050), (1670, 12645), (1686, 12525), (2505, 8430), (2529, 8350), (2810, 7515), (3006, 7025), (4175, 5058), (4215, 5010)]