21013484

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{3463}}^1$

素因数の和:3545

約数の個数: 24

約数和(自身を含む): 38699808

約数和(自身を除く): 17686324

約数列:

[1, 2, 4, 37, 41, 74, 82, 148, 164, 1517, 3034, 3463, 6068, 6926, 13852, 128131, 141983, 256262, 283966, 512524, 567932, 5253371, 10506742, 21013484]

約数ペア:

[(1, 21013484), (2, 10506742), (4, 5253371), (37, 567932), (41, 512524), (74, 283966), (82, 256262), (148, 141983), (164, 128131), (1517, 13852), (3034, 6926), (3463, 6068)]