21314640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{88811}}^1$

素因数の和:88827

約数の個数: 40

約数和(自身を含む): 66076128

約数和(自身を除く): 44761488

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 88811, 177622, 266433, 355244, 444055, 532866, 710488, 888110, 1065732, 1332165, 1420976, 1776220, 2131464, 2664330, 3552440, 4262928, 5328660, 7104880, 10657320, 21314640]

約数ペア:

[(1, 21314640), (2, 10657320), (3, 7104880), (4, 5328660), (5, 4262928), (6, 3552440), (8, 2664330), (10, 2131464), (12, 1776220), (15, 1420976), (16, 1332165), (20, 1065732), (24, 888110), (30, 710488), (40, 532866), (48, 444055), (60, 355244), (80, 266433), (120, 177622), (240, 88811)]