21026616

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3547}}^1$

素因数の和:3588

約数の個数: 64

約数和(自身を含む): 59606400

約数和(自身を除く): 38579784

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 24, 26, 38, 39, 52, 57, 76, 78, 104, 114, 152, 156, 228, 247, 312, 456, 494, 741, 988, 1482, 1976, 2964, 3547, 5928, 7094, 10641, 14188, 21282, 28376, 42564, 46111, 67393, 85128, 92222, 134786, 138333, 184444, 202179, 269572, 276666, 368888, 404358, 539144, 553332, 808716, 876109, 1106664, 1617432, 1752218, 2628327, 3504436, 5256654, 7008872, 10513308, 21026616]

約数ペア:

[(1, 21026616), (2, 10513308), (3, 7008872), (4, 5256654), (6, 3504436), (8, 2628327), (12, 1752218), (13, 1617432), (19, 1106664), (24, 876109), (26, 808716), (38, 553332), (39, 539144), (52, 404358), (57, 368888), (76, 276666), (78, 269572), (104, 202179), (114, 184444), (152, 138333), (156, 134786), (228, 92222), (247, 85128), (312, 67393), (456, 46111), (494, 42564), (741, 28376), (988, 21282), (1482, 14188), (1976, 10641), (2964, 7094), (3547, 5928)]