21683344

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{113}}^1\times {\mathrm{179}}^1$

素因数の和:367

約数の個数: 40

約数和(自身を含む): 43256160

約数和(自身を除く): 21572816

約数列:

[1, 2, 4, 8, 16, 67, 113, 134, 179, 226, 268, 358, 452, 536, 716, 904, 1072, 1432, 1808, 2864, 7571, 11993, 15142, 20227, 23986, 30284, 40454, 47972, 60568, 80908, 95944, 121136, 161816, 191888, 323632, 1355209, 2710418, 5420836, 10841672, 21683344]

約数ペア:

[(1, 21683344), (2, 10841672), (4, 5420836), (8, 2710418), (16, 1355209), (67, 323632), (113, 191888), (134, 161816), (179, 121136), (226, 95944), (268, 80908), (358, 60568), (452, 47972), (536, 40454), (716, 30284), (904, 23986), (1072, 20227), (1432, 15142), (1808, 11993), (2864, 7571)]