21552818

素因数分解:

$2^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1\times {\mathrm{269}}^1$

素因数の和:434

約数の個数: 32

約数和(自身を含む): 38102400

約数和(自身を除く): 16549582

約数列:

[1, 2, 7, 14, 59, 97, 118, 194, 269, 413, 538, 679, 826, 1358, 1883, 3766, 5723, 11446, 15871, 26093, 31742, 40061, 52186, 80122, 111097, 182651, 222194, 365302, 1539487, 3078974, 10776409, 21552818]

約数ペア:

[(1, 21552818), (2, 10776409), (7, 3078974), (14, 1539487), (59, 365302), (97, 222194), (118, 182651), (194, 111097), (269, 80122), (413, 52186), (538, 40061), (679, 31742), (826, 26093), (1358, 15871), (1883, 11446), (3766, 5723)]