21548640

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{44893}}^1$

素因数の和:44911

約数の個数: 48

約数和(自身を含む): 67879728

約数和(自身を除く): 46331088

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 44893, 89786, 134679, 179572, 224465, 269358, 359144, 448930, 538716, 673395, 718288, 897860, 1077432, 1346790, 1436576, 1795720, 2154864, 2693580, 3591440, 4309728, 5387160, 7182880, 10774320, 21548640]

約数ペア:

[(1, 21548640), (2, 10774320), (3, 7182880), (4, 5387160), (5, 4309728), (6, 3591440), (8, 2693580), (10, 2154864), (12, 1795720), (15, 1436576), (16, 1346790), (20, 1077432), (24, 897860), (30, 718288), (32, 673395), (40, 538716), (48, 448930), (60, 359144), (80, 269358), (96, 224465), (120, 179572), (160, 134679), (240, 89786), (480, 44893)]