21897632

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{40253}}^1$

素因数の和:40280

約数の個数: 24

約数和(自身を含む): 45648036

約数和(自身を除く): 23750404

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 544, 40253, 80506, 161012, 322024, 644048, 684301, 1288096, 1368602, 2737204, 5474408, 10948816, 21897632]

約数ペア:

[(1, 21897632), (2, 10948816), (4, 5474408), (8, 2737204), (16, 1368602), (17, 1288096), (32, 684301), (34, 644048), (68, 322024), (136, 161012), (272, 80506), (544, 40253)]