21318456

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{46751}}^1$

素因数の和:46779

約数の個数: 32

約数和(自身を含む): 56102400

約数和(自身を除く): 34783944

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 114, 152, 228, 456, 46751, 93502, 140253, 187004, 280506, 374008, 561012, 888269, 1122024, 1776538, 2664807, 3553076, 5329614, 7106152, 10659228, 21318456]

約数ペア:

[(1, 21318456), (2, 10659228), (3, 7106152), (4, 5329614), (6, 3553076), (8, 2664807), (12, 1776538), (19, 1122024), (24, 888269), (38, 561012), (57, 374008), (76, 280506), (114, 187004), (152, 140253), (228, 93502), (456, 46751)]