2179904416

素因数分解:

$2^5\times {\mathrm{53}}^1\times {\mathrm{571}}^1\times {\mathrm{2251}}^1$

素因数の和:2885

約数の個数: 48

約数和(自身を含む): 4382265888

約数和(自身を除く): 2202361472

約数列:

[1, 2, 4, 8, 16, 32, 53, 106, 212, 424, 571, 848, 1142, 1696, 2251, 2284, 4502, 4568, 9004, 9136, 18008, 18272, 30263, 36016, 60526, 72032, 119303, 121052, 238606, 242104, 477212, 484208, 954424, 968416, 1285321, 1908848, 2570642, 3817696, 5141284, 10282568, 20565136, 41130272, 68122013, 136244026, 272488052, 544976104, 1089952208, 2179904416]

約数ペア:

[(1, 2179904416), (2, 1089952208), (4, 544976104), (8, 272488052), (16, 136244026), (32, 68122013), (53, 41130272), (106, 20565136), (212, 10282568), (424, 5141284), (571, 3817696), (848, 2570642), (1142, 1908848), (1696, 1285321), (2251, 968416), (2284, 954424), (4502, 484208), (4568, 477212), (9004, 242104), (9136, 238606), (18008, 121052), (18272, 119303), (30263, 72032), (36016, 60526)]