21615364

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{7753}}^1$

素因数の和:7815

約数の個数: 24

約数和(自身を含む): 41034168

約数和(自身を除く): 19418804

約数列:

[1, 2, 4, 17, 34, 41, 68, 82, 164, 697, 1394, 2788, 7753, 15506, 31012, 131801, 263602, 317873, 527204, 635746, 1271492, 5403841, 10807682, 21615364]

約数ペア:

[(1, 21615364), (2, 10807682), (4, 5403841), (17, 1271492), (34, 635746), (41, 527204), (68, 317873), (82, 263602), (164, 131801), (697, 31012), (1394, 15506), (2788, 7753)]