21930536

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{97}}^1\times {\mathrm{479}}^1$

素因数の和:641

約数の個数: 32

約数和(自身を含む): 42336000

約数和(自身を除く): 20405464

約数列:

[1, 2, 4, 8, 59, 97, 118, 194, 236, 388, 472, 479, 776, 958, 1916, 3832, 5723, 11446, 22892, 28261, 45784, 46463, 56522, 92926, 113044, 185852, 226088, 371704, 2741317, 5482634, 10965268, 21930536]

約数ペア:

[(1, 21930536), (2, 10965268), (4, 5482634), (8, 2741317), (59, 371704), (97, 226088), (118, 185852), (194, 113044), (236, 92926), (388, 56522), (472, 46463), (479, 45784), (776, 28261), (958, 22892), (1916, 11446), (3832, 5723)]