21573630

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{18439}}^1$

素因数の和:18465

約数の個数: 48

約数和(自身を含む): 60409440

約数和(自身を除く): 38835810

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 18439, 36878, 55317, 92195, 110634, 165951, 184390, 239707, 276585, 331902, 479414, 553170, 719121, 829755, 1198535, 1438242, 1659510, 2157363, 2397070, 3595605, 4314726, 7191210, 10786815, 21573630]

約数ペア:

[(1, 21573630), (2, 10786815), (3, 7191210), (5, 4314726), (6, 3595605), (9, 2397070), (10, 2157363), (13, 1659510), (15, 1438242), (18, 1198535), (26, 829755), (30, 719121), (39, 553170), (45, 479414), (65, 331902), (78, 276585), (90, 239707), (117, 184390), (130, 165951), (195, 110634), (234, 92195), (390, 55317), (585, 36878), (1170, 18439)]