21244416

素因数分解:

$2^9\times 3^1\times {\mathrm{13831}}^1$

素因数の和:13852

約数の個数: 40

約数和(自身を含む): 56600544

約数和(自身を除く): 35356128

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 512, 768, 1536, 13831, 27662, 41493, 55324, 82986, 110648, 165972, 221296, 331944, 442592, 663888, 885184, 1327776, 1770368, 2655552, 3540736, 5311104, 7081472, 10622208, 21244416]

約数ペア:

[(1, 21244416), (2, 10622208), (3, 7081472), (4, 5311104), (6, 3540736), (8, 2655552), (12, 1770368), (16, 1327776), (24, 885184), (32, 663888), (48, 442592), (64, 331944), (96, 221296), (128, 165972), (192, 110648), (256, 82986), (384, 55324), (512, 41493), (768, 27662), (1536, 13831)]