21532950

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{109}}^1\times {\mathrm{439}}^1$

素因数の和:566

約数の個数: 72

約数和(自身を含む): 58515600

約数和(自身を除く): 36982650

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 109, 150, 218, 225, 327, 439, 450, 545, 654, 878, 981, 1090, 1317, 1635, 1962, 2195, 2634, 2725, 3270, 3951, 4390, 4905, 5450, 6585, 7902, 8175, 9810, 10975, 13170, 16350, 19755, 21950, 24525, 32925, 39510, 47851, 49050, 65850, 95702, 98775, 143553, 197550, 239255, 287106, 430659, 478510, 717765, 861318, 1196275, 1435530, 2153295, 2392550, 3588825, 4306590, 7177650, 10766475, 21532950]

約数ペア:

[(1, 21532950), (2, 10766475), (3, 7177650), (5, 4306590), (6, 3588825), (9, 2392550), (10, 2153295), (15, 1435530), (18, 1196275), (25, 861318), (30, 717765), (45, 478510), (50, 430659), (75, 287106), (90, 239255), (109, 197550), (150, 143553), (218, 98775), (225, 95702), (327, 65850), (439, 49050), (450, 47851), (545, 39510), (654, 32925), (878, 24525), (981, 21950), (1090, 19755), (1317, 16350), (1635, 13170), (1962, 10975), (2195, 9810), (2634, 8175), (2725, 7902), (3270, 6585), (3951, 5450), (4390, 4905)]