21551370498

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{4391}}^1\times {\mathrm{38953}}^1$

素因数の和:43359

約数の個数: 48

約数和(自身を含む): 53378822016

約数和(自身を除く): 31827451518

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 4391, 8782, 13173, 26346, 30737, 38953, 39519, 61474, 77906, 79038, 92211, 116859, 184422, 233718, 272671, 276633, 350577, 545342, 553266, 701154, 818013, 1636026, 2454039, 4908078, 171042623, 342085246, 513127869, 1026255738, 1197298361, 1539383607, 2394596722, 3078767214, 3591895083, 7183790166, 10775685249, 21551370498]

約数ペア:

[(1, 21551370498), (2, 10775685249), (3, 7183790166), (6, 3591895083), (7, 3078767214), (9, 2394596722), (14, 1539383607), (18, 1197298361), (21, 1026255738), (42, 513127869), (63, 342085246), (126, 171042623), (4391, 4908078), (8782, 2454039), (13173, 1636026), (26346, 818013), (30737, 701154), (38953, 553266), (39519, 545342), (61474, 350577), (77906, 276633), (79038, 272671), (92211, 233718), (116859, 184422)]