21332376

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:206

約数の個数: 128

約数和(自身を含む): 65318400

約数和(自身を除く): 43986024

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 71, 72, 78, 104, 107, 108, 117, 142, 156, 213, 214, 216, 234, 284, 312, 321, 351, 426, 428, 468, 568, 639, 642, 702, 852, 856, 923, 936, 963, 1278, 1284, 1391, 1404, 1704, 1846, 1917, 1926, 2556, 2568, 2769, 2782, 2808, 2889, 3692, 3834, 3852, 4173, 5112, 5538, 5564, 5778, 7384, 7597, 7668, 7704, 8307, 8346, 11076, 11128, 11556, 12519, 15194, 15336, 16614, 16692, 22152, 22791, 23112, 24921, 25038, 30388, 33228, 33384, 37557, 45582, 49842, 50076, 60776, 66456, 68373, 75114, 91164, 98761, 99684, 100152, 136746, 150228, 182328, 197522, 199368, 205119, 273492, 296283, 300456, 395044, 410238, 546984, 592566, 790088, 820476, 888849, 1185132, 1640952, 1777698, 2370264, 2666547, 3555396, 5333094, 7110792, 10666188, 21332376]

約数ペア:

[(1, 21332376), (2, 10666188), (3, 7110792), (4, 5333094), (6, 3555396), (8, 2666547), (9, 2370264), (12, 1777698), (13, 1640952), (18, 1185132), (24, 888849), (26, 820476), (27, 790088), (36, 592566), (39, 546984), (52, 410238), (54, 395044), (71, 300456), (72, 296283), (78, 273492), (104, 205119), (107, 199368), (108, 197522), (117, 182328), (142, 150228), (156, 136746), (213, 100152), (214, 99684), (216, 98761), (234, 91164), (284, 75114), (312, 68373), (321, 66456), (351, 60776), (426, 50076), (428, 49842), (468, 45582), (568, 37557), (639, 33384), (642, 33228), (702, 30388), (852, 25038), (856, 24921), (923, 23112), (936, 22791), (963, 22152), (1278, 16692), (1284, 16614), (1391, 15336), (1404, 15194), (1704, 12519), (1846, 11556), (1917, 11128), (1926, 11076), (2556, 8346), (2568, 8307), (2769, 7704), (2782, 7668), (2808, 7597), (2889, 7384), (3692, 5778), (3834, 5564), (3852, 5538), (4173, 5112)]