21000949044

素因数分解:

$2^2\times 3^1\times {\mathrm{401}}^1\times {\mathrm{461}}^1\times {\mathrm{9467}}^1$

素因数の和:10336

約数の個数: 48

約数和(自身を含む): 49236175296

約数和(自身を除く): 28235226252

約数列:

[1, 2, 3, 4, 6, 12, 401, 461, 802, 922, 1203, 1383, 1604, 1844, 2406, 2766, 4812, 5532, 9467, 18934, 28401, 37868, 56802, 113604, 184861, 369722, 554583, 739444, 1109166, 2218332, 3796267, 4364287, 7592534, 8728574, 11388801, 13092861, 15185068, 17457148, 22777602, 26185722, 45555204, 52371444, 1750079087, 3500158174, 5250237261, 7000316348, 10500474522, 21000949044]

約数ペア:

[(1, 21000949044), (2, 10500474522), (3, 7000316348), (4, 5250237261), (6, 3500158174), (12, 1750079087), (401, 52371444), (461, 45555204), (802, 26185722), (922, 22777602), (1203, 17457148), (1383, 15185068), (1604, 13092861), (1844, 11388801), (2406, 8728574), (2766, 7592534), (4812, 4364287), (5532, 3796267), (9467, 2218332), (18934, 1109166), (28401, 739444), (37868, 554583), (56802, 369722), (113604, 184861)]