21585216

素因数分解:

$2^6\times 3^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:192

約数の個数: 112

約数和(自身を含む): 61732160

約数和(自身を除く): 40146944

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 61, 64, 76, 96, 97, 114, 122, 152, 183, 192, 194, 228, 244, 291, 304, 366, 388, 456, 488, 582, 608, 732, 776, 912, 976, 1159, 1164, 1216, 1464, 1552, 1824, 1843, 1952, 2318, 2328, 2928, 3104, 3477, 3648, 3686, 3904, 4636, 4656, 5529, 5856, 5917, 6208, 6954, 7372, 9272, 9312, 11058, 11712, 11834, 13908, 14744, 17751, 18544, 18624, 22116, 23668, 27816, 29488, 35502, 37088, 44232, 47336, 55632, 58976, 71004, 74176, 88464, 94672, 111264, 112423, 117952, 142008, 176928, 189344, 222528, 224846, 284016, 337269, 353856, 378688, 449692, 568032, 674538, 899384, 1136064, 1349076, 1798768, 2698152, 3597536, 5396304, 7195072, 10792608, 21585216]

約数ペア:

[(1, 21585216), (2, 10792608), (3, 7195072), (4, 5396304), (6, 3597536), (8, 2698152), (12, 1798768), (16, 1349076), (19, 1136064), (24, 899384), (32, 674538), (38, 568032), (48, 449692), (57, 378688), (61, 353856), (64, 337269), (76, 284016), (96, 224846), (97, 222528), (114, 189344), (122, 176928), (152, 142008), (183, 117952), (192, 112423), (194, 111264), (228, 94672), (244, 88464), (291, 74176), (304, 71004), (366, 58976), (388, 55632), (456, 47336), (488, 44232), (582, 37088), (608, 35502), (732, 29488), (776, 27816), (912, 23668), (976, 22116), (1159, 18624), (1164, 18544), (1216, 17751), (1464, 14744), (1552, 13908), (1824, 11834), (1843, 11712), (1952, 11058), (2318, 9312), (2328, 9272), (2928, 7372), (3104, 6954), (3477, 6208), (3648, 5917), (3686, 5856), (3904, 5529), (4636, 4656)]