21754308

素因数分解:

$2^2\times 3^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{263}}^1$

素因数の和:444

約数の個数: 48

約数和(自身を含む): 52246656

約数和(自身を除く): 30492348

約数列:

[1, 2, 3, 4, 6, 12, 61, 113, 122, 183, 226, 244, 263, 339, 366, 452, 526, 678, 732, 789, 1052, 1356, 1578, 3156, 6893, 13786, 16043, 20679, 27572, 29719, 32086, 41358, 48129, 59438, 64172, 82716, 89157, 96258, 118876, 178314, 192516, 356628, 1812859, 3625718, 5438577, 7251436, 10877154, 21754308]

約数ペア:

[(1, 21754308), (2, 10877154), (3, 7251436), (4, 5438577), (6, 3625718), (12, 1812859), (61, 356628), (113, 192516), (122, 178314), (183, 118876), (226, 96258), (244, 89157), (263, 82716), (339, 64172), (366, 59438), (452, 48129), (526, 41358), (678, 32086), (732, 29719), (789, 27572), (1052, 20679), (1356, 16043), (1578, 13786), (3156, 6893)]