2109156

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{211}}^1$

素因数の和:249

約数の個数: 72

約数和(自身を含む): 6090336

約数和(自身を除く): 3981180

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 49, 51, 68, 84, 98, 102, 119, 147, 196, 204, 211, 238, 294, 357, 422, 476, 588, 633, 714, 833, 844, 1266, 1428, 1477, 1666, 2499, 2532, 2954, 3332, 3587, 4431, 4998, 5908, 7174, 8862, 9996, 10339, 10761, 14348, 17724, 20678, 21522, 25109, 31017, 41356, 43044, 50218, 62034, 75327, 100436, 124068, 150654, 175763, 301308, 351526, 527289, 703052, 1054578, 2109156]

約数ペア:

[(1, 2109156), (2, 1054578), (3, 703052), (4, 527289), (6, 351526), (7, 301308), (12, 175763), (14, 150654), (17, 124068), (21, 100436), (28, 75327), (34, 62034), (42, 50218), (49, 43044), (51, 41356), (68, 31017), (84, 25109), (98, 21522), (102, 20678), (119, 17724), (147, 14348), (196, 10761), (204, 10339), (211, 9996), (238, 8862), (294, 7174), (357, 5908), (422, 4998), (476, 4431), (588, 3587), (633, 3332), (714, 2954), (833, 2532), (844, 2499), (1266, 1666), (1428, 1477)]