21427650

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{2801}}^1$

素因数の和:2836

約数の個数: 72

約数和(自身を含む): 60977124

約数和(自身を除く): 39549474

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 25, 30, 34, 45, 50, 51, 75, 85, 90, 102, 150, 153, 170, 225, 255, 306, 425, 450, 510, 765, 850, 1275, 1530, 2550, 2801, 3825, 5602, 7650, 8403, 14005, 16806, 25209, 28010, 42015, 47617, 50418, 70025, 84030, 95234, 126045, 140050, 142851, 210075, 238085, 252090, 285702, 420150, 428553, 476170, 630225, 714255, 857106, 1190425, 1260450, 1428510, 2142765, 2380850, 3571275, 4285530, 7142550, 10713825, 21427650]

約数ペア:

[(1, 21427650), (2, 10713825), (3, 7142550), (5, 4285530), (6, 3571275), (9, 2380850), (10, 2142765), (15, 1428510), (17, 1260450), (18, 1190425), (25, 857106), (30, 714255), (34, 630225), (45, 476170), (50, 428553), (51, 420150), (75, 285702), (85, 252090), (90, 238085), (102, 210075), (150, 142851), (153, 140050), (170, 126045), (225, 95234), (255, 84030), (306, 70025), (425, 50418), (450, 47617), (510, 42015), (765, 28010), (850, 25209), (1275, 16806), (1530, 14005), (2550, 8403), (2801, 7650), (3825, 5602)]