21242250

素因数分解:

$2^1\times 3^4\times 5^3\times {\mathrm{1049}}^1$

素因数の和:1078

約数の個数: 80

約数和(自身を含む): 59459400

約数和(自身を除く): 38217150

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 75, 81, 90, 125, 135, 150, 162, 225, 250, 270, 375, 405, 450, 675, 750, 810, 1049, 1125, 1350, 2025, 2098, 2250, 3147, 3375, 4050, 5245, 6294, 6750, 9441, 10125, 10490, 15735, 18882, 20250, 26225, 28323, 31470, 47205, 52450, 56646, 78675, 84969, 94410, 131125, 141615, 157350, 169938, 236025, 262250, 283230, 393375, 424845, 472050, 708075, 786750, 849690, 1180125, 1416150, 2124225, 2360250, 3540375, 4248450, 7080750, 10621125, 21242250]

約数ペア:

[(1, 21242250), (2, 10621125), (3, 7080750), (5, 4248450), (6, 3540375), (9, 2360250), (10, 2124225), (15, 1416150), (18, 1180125), (25, 849690), (27, 786750), (30, 708075), (45, 472050), (50, 424845), (54, 393375), (75, 283230), (81, 262250), (90, 236025), (125, 169938), (135, 157350), (150, 141615), (162, 131125), (225, 94410), (250, 84969), (270, 78675), (375, 56646), (405, 52450), (450, 47205), (675, 31470), (750, 28323), (810, 26225), (1049, 20250), (1125, 18882), (1350, 15735), (2025, 10490), (2098, 10125), (2250, 9441), (3147, 6750), (3375, 6294), (4050, 5245)]