21418452

素因数分解:

$2^2\times 3^3\times {\mathrm{11}}^3\times {\mathrm{149}}^1$

素因数の和:195

約数の個数: 96

約数和(自身を含む): 61488000

約数和(自身を除く): 40069548

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 44, 54, 66, 99, 108, 121, 132, 149, 198, 242, 297, 298, 363, 396, 447, 484, 594, 596, 726, 894, 1089, 1188, 1331, 1341, 1452, 1639, 1788, 2178, 2662, 2682, 3267, 3278, 3993, 4023, 4356, 4917, 5324, 5364, 6534, 6556, 7986, 8046, 9834, 11979, 13068, 14751, 15972, 16092, 18029, 19668, 23958, 29502, 35937, 36058, 44253, 47916, 54087, 59004, 71874, 72116, 88506, 108174, 143748, 162261, 177012, 198319, 216348, 324522, 396638, 486783, 594957, 649044, 793276, 973566, 1189914, 1784871, 1947132, 2379828, 3569742, 5354613, 7139484, 10709226, 21418452]

約数ペア:

[(1, 21418452), (2, 10709226), (3, 7139484), (4, 5354613), (6, 3569742), (9, 2379828), (11, 1947132), (12, 1784871), (18, 1189914), (22, 973566), (27, 793276), (33, 649044), (36, 594957), (44, 486783), (54, 396638), (66, 324522), (99, 216348), (108, 198319), (121, 177012), (132, 162261), (149, 143748), (198, 108174), (242, 88506), (297, 72116), (298, 71874), (363, 59004), (396, 54087), (447, 47916), (484, 44253), (594, 36058), (596, 35937), (726, 29502), (894, 23958), (1089, 19668), (1188, 18029), (1331, 16092), (1341, 15972), (1452, 14751), (1639, 13068), (1788, 11979), (2178, 9834), (2662, 8046), (2682, 7986), (3267, 6556), (3278, 6534), (3993, 5364), (4023, 5324), (4356, 4917)]