21888244

素因数分解:

$2^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{8059}}^1$

素因数の和:8167

約数の個数: 24

約数和(自身を含む): 44233280

約数和(自身を除く): 22345036

約数列:

[1, 2, 4, 7, 14, 28, 97, 194, 388, 679, 1358, 2716, 8059, 16118, 32236, 56413, 112826, 225652, 781723, 1563446, 3126892, 5472061, 10944122, 21888244]

約数ペア:

[(1, 21888244), (2, 10944122), (4, 5472061), (7, 3126892), (14, 1563446), (28, 781723), (97, 225652), (194, 112826), (388, 56413), (679, 32236), (1358, 16118), (2716, 8059)]