21000929445

素因数分解:

$3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{613}}^1\times {\mathrm{10429}}^1$

素因数の和:11126

約数の個数: 48

約数和(自身を含む): 36964003440

約数和(自身を除く): 15963073995

約数列:

[1, 3, 5, 9, 15, 45, 73, 219, 365, 613, 657, 1095, 1839, 3065, 3285, 5517, 9195, 10429, 27585, 31287, 44749, 52145, 93861, 134247, 156435, 223745, 402741, 469305, 671235, 761317, 2013705, 2283951, 3806585, 6392977, 6851853, 11419755, 19178931, 31964885, 34259265, 57536793, 95894655, 287683965, 466687321, 1400061963, 2333436605, 4200185889, 7000309815, 21000929445]

約数ペア:

[(1, 21000929445), (3, 7000309815), (5, 4200185889), (9, 2333436605), (15, 1400061963), (45, 466687321), (73, 287683965), (219, 95894655), (365, 57536793), (613, 34259265), (657, 31964885), (1095, 19178931), (1839, 11419755), (3065, 6851853), (3285, 6392977), (5517, 3806585), (9195, 2283951), (10429, 2013705), (27585, 761317), (31287, 671235), (44749, 469305), (52145, 402741), (93861, 223745), (134247, 156435)]