21690330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{5693}}^1$

素因数の和:5830

約数の個数: 32

約数和(自身を含む): 52475904

約数和(自身を除く): 30785574

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 127, 254, 381, 635, 762, 1270, 1905, 3810, 5693, 11386, 17079, 28465, 34158, 56930, 85395, 170790, 723011, 1446022, 2169033, 3615055, 4338066, 7230110, 10845165, 21690330]

約数ペア:

[(1, 21690330), (2, 10845165), (3, 7230110), (5, 4338066), (6, 3615055), (10, 2169033), (15, 1446022), (30, 723011), (127, 170790), (254, 85395), (381, 56930), (635, 34158), (762, 28465), (1270, 17079), (1905, 11386), (3810, 5693)]