21442950

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{2803}}^1$

素因数の和:2838

約数の個数: 72

約数和(自身を含む): 61020648

約数和(自身を除く): 39577698

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, 2803, 3825, 5606, 7650, 8409, 14015, 16818, 25227, 28030, 42045, 47651, 50454, 70075, 84090, 95302, 126135, 140150, 142953, 210225, 238255, 252270, 285906, 420450, 428859, 476510, 630675, 714765, 857718, 1191275, 1261350, 1429530, 2144295, 2382550, 3573825, 4288590, 7147650, 10721475, 21442950]

約数ペア:

[(1, 21442950), (2, 10721475), (3, 7147650), (5, 4288590), (6, 3573825), (9, 2382550), (10, 2144295), (15, 1429530), (17, 1261350), (18, 1191275), (25, 857718), (30, 714765), (34, 630675), (45, 476510), (50, 428859), (51, 420450), (75, 285906), (85, 252270), (90, 238255), (102, 210225), (150, 142953), (153, 140150), (170, 126135), (225, 95302), (255, 84090), (306, 70075), (425, 50454), (450, 47651), (510, 42045), (765, 28030), (850, 25227), (1275, 16818), (1530, 14015), (2550, 8409), (2803, 7650), (3825, 5606)]