21160704

素因数分解:

$2^8\times 3^1\times {\mathrm{59}}^1\times {\mathrm{467}}^1$

素因数の和:545

約数の個数: 72

約数和(自身を含む): 57395520

約数和(自身を除く): 36234816

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 59, 64, 96, 118, 128, 177, 192, 236, 256, 354, 384, 467, 472, 708, 768, 934, 944, 1401, 1416, 1868, 1888, 2802, 2832, 3736, 3776, 5604, 5664, 7472, 7552, 11208, 11328, 14944, 15104, 22416, 22656, 27553, 29888, 44832, 45312, 55106, 59776, 82659, 89664, 110212, 119552, 165318, 179328, 220424, 330636, 358656, 440848, 661272, 881696, 1322544, 1763392, 2645088, 3526784, 5290176, 7053568, 10580352, 21160704]

約数ペア:

[(1, 21160704), (2, 10580352), (3, 7053568), (4, 5290176), (6, 3526784), (8, 2645088), (12, 1763392), (16, 1322544), (24, 881696), (32, 661272), (48, 440848), (59, 358656), (64, 330636), (96, 220424), (118, 179328), (128, 165318), (177, 119552), (192, 110212), (236, 89664), (256, 82659), (354, 59776), (384, 55106), (467, 45312), (472, 44832), (708, 29888), (768, 27553), (934, 22656), (944, 22416), (1401, 15104), (1416, 14944), (1868, 11328), (1888, 11208), (2802, 7552), (2832, 7472), (3736, 5664), (3776, 5604)]