21710464

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1$

素因数の和:225

約数の個数: 64

約数和(自身を含む): 46512000

約数和(自身を除く): 24801536

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 79, 113, 128, 152, 158, 226, 304, 316, 452, 608, 632, 904, 1216, 1264, 1501, 1808, 2147, 2432, 2528, 3002, 3616, 4294, 5056, 6004, 7232, 8588, 8927, 10112, 12008, 14464, 17176, 17854, 24016, 34352, 35708, 48032, 68704, 71416, 96064, 137408, 142832, 169613, 192128, 274816, 285664, 339226, 571328, 678452, 1142656, 1356904, 2713808, 5427616, 10855232, 21710464]

約数ペア:

[(1, 21710464), (2, 10855232), (4, 5427616), (8, 2713808), (16, 1356904), (19, 1142656), (32, 678452), (38, 571328), (64, 339226), (76, 285664), (79, 274816), (113, 192128), (128, 169613), (152, 142832), (158, 137408), (226, 96064), (304, 71416), (316, 68704), (452, 48032), (608, 35708), (632, 34352), (904, 24016), (1216, 17854), (1264, 17176), (1501, 14464), (1808, 12008), (2147, 10112), (2432, 8927), (2528, 8588), (3002, 7232), (3616, 6004), (4294, 5056)]