21872004

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23671}}^1$

素因数の和:23696

約数の個数: 48

約数和(自身を含む): 63630336

約数和(自身を除く): 41758332

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 132, 154, 231, 308, 462, 924, 23671, 47342, 71013, 94684, 142026, 165697, 260381, 284052, 331394, 497091, 520762, 662788, 781143, 994182, 1041524, 1562286, 1822667, 1988364, 3124572, 3645334, 5468001, 7290668, 10936002, 21872004]

約数ペア:

[(1, 21872004), (2, 10936002), (3, 7290668), (4, 5468001), (6, 3645334), (7, 3124572), (11, 1988364), (12, 1822667), (14, 1562286), (21, 1041524), (22, 994182), (28, 781143), (33, 662788), (42, 520762), (44, 497091), (66, 331394), (77, 284052), (84, 260381), (132, 165697), (154, 142026), (231, 94684), (308, 71013), (462, 47342), (924, 23671)]