21458928

素因数分解:

$2^4\times 3^1\times {\mathrm{79}}^1\times {\mathrm{5659}}^1$

素因数の和:5749

約数の個数: 40

約数和(自身を含む): 56147200

約数和(自身を除く): 34688272

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 79, 158, 237, 316, 474, 632, 948, 1264, 1896, 3792, 5659, 11318, 16977, 22636, 33954, 45272, 67908, 90544, 135816, 271632, 447061, 894122, 1341183, 1788244, 2682366, 3576488, 5364732, 7152976, 10729464, 21458928]

約数ペア:

[(1, 21458928), (2, 10729464), (3, 7152976), (4, 5364732), (6, 3576488), (8, 2682366), (12, 1788244), (16, 1341183), (24, 894122), (48, 447061), (79, 271632), (158, 135816), (237, 90544), (316, 67908), (474, 45272), (632, 33954), (948, 22636), (1264, 16977), (1896, 11318), (3792, 5659)]