21968957104

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{641}}^1\times {\mathrm{93133}}^1$

素因数の和:93805

約数の個数: 40

約数和(自身を含む): 44485268832

約数和(自身を除く): 22516311728

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 641, 1282, 2564, 5128, 10256, 14743, 29486, 58972, 93133, 117944, 186266, 235888, 372532, 745064, 1490128, 2142059, 4284118, 8568236, 17136472, 34272944, 59698253, 119396506, 238793012, 477586024, 955172048, 1373059819, 2746119638, 5492239276, 10984478552, 21968957104]

約数ペア:

[(1, 21968957104), (2, 10984478552), (4, 5492239276), (8, 2746119638), (16, 1373059819), (23, 955172048), (46, 477586024), (92, 238793012), (184, 119396506), (368, 59698253), (641, 34272944), (1282, 17136472), (2564, 8568236), (5128, 4284118), (10256, 2142059), (14743, 1490128), (29486, 745064), (58972, 372532), (93133, 235888), (117944, 186266)]