21672450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{2833}}^1$

素因数の和:2868

約数の個数: 72

約数和(自身を含む): 61673508

約数和(自身を除く): 40001058

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, 2833, 3825, 5666, 7650, 8499, 14165, 16998, 25497, 28330, 42495, 48161, 50994, 70825, 84990, 96322, 127485, 141650, 144483, 212475, 240805, 254970, 288966, 424950, 433449, 481610, 637425, 722415, 866898, 1204025, 1274850, 1444830, 2167245, 2408050, 3612075, 4334490, 7224150, 10836225, 21672450]

約数ペア:

[(1, 21672450), (2, 10836225), (3, 7224150), (5, 4334490), (6, 3612075), (9, 2408050), (10, 2167245), (15, 1444830), (17, 1274850), (18, 1204025), (25, 866898), (30, 722415), (34, 637425), (45, 481610), (50, 433449), (51, 424950), (75, 288966), (85, 254970), (90, 240805), (102, 212475), (150, 144483), (153, 141650), (170, 127485), (225, 96322), (255, 84990), (306, 70825), (425, 50994), (450, 48161), (510, 42495), (765, 28330), (850, 25497), (1275, 16998), (1530, 14165), (2550, 8499), (2833, 7650), (3825, 5666)]