21414128

素因数分解:

$2^4\times {\mathrm{179}}^1\times {\mathrm{7477}}^1$

素因数の和:7664

約数の個数: 20

約数和(自身を含む): 41727240

約数和(自身を除く): 20313112

約数列:

[1, 2, 4, 8, 16, 179, 358, 716, 1432, 2864, 7477, 14954, 29908, 59816, 119632, 1338383, 2676766, 5353532, 10707064, 21414128]

約数ペア:

[(1, 21414128), (2, 10707064), (4, 5353532), (8, 2676766), (16, 1338383), (179, 119632), (358, 59816), (716, 29908), (1432, 14954), (2864, 7477)]