21414976

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1601}}^1$

素因数の和:1643

約数の個数: 56

約数和(自身を含む): 48828960

約数和(自身を除く): 27413984

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 32, 38, 44, 64, 76, 88, 152, 176, 209, 304, 352, 418, 608, 704, 836, 1216, 1601, 1672, 3202, 3344, 6404, 6688, 12808, 13376, 17611, 25616, 30419, 35222, 51232, 60838, 70444, 102464, 121676, 140888, 243352, 281776, 334609, 486704, 563552, 669218, 973408, 1127104, 1338436, 1946816, 2676872, 5353744, 10707488, 21414976]

約数ペア:

[(1, 21414976), (2, 10707488), (4, 5353744), (8, 2676872), (11, 1946816), (16, 1338436), (19, 1127104), (22, 973408), (32, 669218), (38, 563552), (44, 486704), (64, 334609), (76, 281776), (88, 243352), (152, 140888), (176, 121676), (209, 102464), (304, 70444), (352, 60838), (418, 51232), (608, 35222), (704, 30419), (836, 25616), (1216, 17611), (1601, 13376), (1672, 12808), (3202, 6688), (3344, 6404)]