21248448

素因数分解:

$2^6\times 3^1\times {\mathrm{13}}^1\times {\mathrm{8513}}^1$

素因数の和:8541

約数の個数: 56

約数和(自身を含む): 60551568

約数和(自身を除く): 39303120

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 156, 192, 208, 312, 416, 624, 832, 1248, 2496, 8513, 17026, 25539, 34052, 51078, 68104, 102156, 110669, 136208, 204312, 221338, 272416, 332007, 408624, 442676, 544832, 664014, 817248, 885352, 1328028, 1634496, 1770704, 2656056, 3541408, 5312112, 7082816, 10624224, 21248448]

約数ペア:

[(1, 21248448), (2, 10624224), (3, 7082816), (4, 5312112), (6, 3541408), (8, 2656056), (12, 1770704), (13, 1634496), (16, 1328028), (24, 885352), (26, 817248), (32, 664014), (39, 544832), (48, 442676), (52, 408624), (64, 332007), (78, 272416), (96, 221338), (104, 204312), (156, 136208), (192, 110669), (208, 102156), (312, 68104), (416, 51078), (624, 34052), (832, 25539), (1248, 17026), (2496, 8513)]