21838068

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4561}}^1$

素因数の和:4597

約数の個数: 72

約数和(自身を含む): 66422720

約数和(自身を除く): 44584652

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 57, 63, 76, 84, 114, 126, 133, 171, 228, 252, 266, 342, 399, 532, 684, 798, 1197, 1596, 2394, 4561, 4788, 9122, 13683, 18244, 27366, 31927, 41049, 54732, 63854, 82098, 86659, 95781, 127708, 164196, 173318, 191562, 259977, 287343, 346636, 383124, 519954, 574686, 606613, 779931, 1039908, 1149372, 1213226, 1559862, 1819839, 2426452, 3119724, 3639678, 5459517, 7279356, 10919034, 21838068]

約数ペア:

[(1, 21838068), (2, 10919034), (3, 7279356), (4, 5459517), (6, 3639678), (7, 3119724), (9, 2426452), (12, 1819839), (14, 1559862), (18, 1213226), (19, 1149372), (21, 1039908), (28, 779931), (36, 606613), (38, 574686), (42, 519954), (57, 383124), (63, 346636), (76, 287343), (84, 259977), (114, 191562), (126, 173318), (133, 164196), (171, 127708), (228, 95781), (252, 86659), (266, 82098), (342, 63854), (399, 54732), (532, 41049), (684, 31927), (798, 27366), (1197, 18244), (1596, 13683), (2394, 9122), (4561, 4788)]