21882652

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{263}}^1$

素因数の和:370

約数の個数: 48

約数和(自身を含む): 43997184

約数和(自身を除く): 22114532

約数列:

[1, 2, 4, 11, 22, 31, 44, 61, 62, 122, 124, 244, 263, 341, 526, 671, 682, 1052, 1342, 1364, 1891, 2684, 2893, 3782, 5786, 7564, 8153, 11572, 16043, 16306, 20801, 32086, 32612, 41602, 64172, 83204, 89683, 176473, 179366, 352946, 358732, 497333, 705892, 994666, 1989332, 5470663, 10941326, 21882652]

約数ペア:

[(1, 21882652), (2, 10941326), (4, 5470663), (11, 1989332), (22, 994666), (31, 705892), (44, 497333), (61, 358732), (62, 352946), (122, 179366), (124, 176473), (244, 89683), (263, 83204), (341, 64172), (526, 41602), (671, 32612), (682, 32086), (1052, 20801), (1342, 16306), (1364, 16043), (1891, 11572), (2684, 8153), (2893, 7564), (3782, 5786)]