21442785

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{683}}^1$

素因数の和:734

約数の個数: 64

約数和(自身を含む): 44126208

約数和(自身を除く): 22683423

約数列:

[1, 3, 5, 7, 13, 15, 21, 23, 35, 39, 65, 69, 91, 105, 115, 161, 195, 273, 299, 345, 455, 483, 683, 805, 897, 1365, 1495, 2049, 2093, 2415, 3415, 4485, 4781, 6279, 8879, 10245, 10465, 14343, 15709, 23905, 26637, 31395, 44395, 47127, 62153, 71715, 78545, 109963, 133185, 186459, 204217, 235635, 310765, 329889, 549815, 612651, 932295, 1021085, 1429519, 1649445, 3063255, 4288557, 7147595, 21442785]

約数ペア:

[(1, 21442785), (3, 7147595), (5, 4288557), (7, 3063255), (13, 1649445), (15, 1429519), (21, 1021085), (23, 932295), (35, 612651), (39, 549815), (65, 329889), (69, 310765), (91, 235635), (105, 204217), (115, 186459), (161, 133185), (195, 109963), (273, 78545), (299, 71715), (345, 62153), (455, 47127), (483, 44395), (683, 31395), (805, 26637), (897, 23905), (1365, 15709), (1495, 14343), (2049, 10465), (2093, 10245), (2415, 8879), (3415, 6279), (4485, 4781)]