21348736

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{9811}}^1$

素因数の和:9842

約数の個数: 32

約数和(自身を含む): 45037080

約数和(自身を除く): 23688344

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 272, 544, 1088, 2176, 9811, 19622, 39244, 78488, 156976, 166787, 313952, 333574, 627904, 667148, 1255808, 1334296, 2668592, 5337184, 10674368, 21348736]

約数ペア:

[(1, 21348736), (2, 10674368), (4, 5337184), (8, 2668592), (16, 1334296), (17, 1255808), (32, 667148), (34, 627904), (64, 333574), (68, 313952), (128, 166787), (136, 156976), (272, 78488), (544, 39244), (1088, 19622), (2176, 9811)]