21726492

素因数分解:

$2^2\times 3^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{443}}^1$

素因数の和:578

約数の個数: 48

約数和(自身を含む): 52413312

約数和(自身を除く): 30686820

約数列:

[1, 2, 3, 4, 6, 12, 61, 67, 122, 134, 183, 201, 244, 268, 366, 402, 443, 732, 804, 886, 1329, 1772, 2658, 4087, 5316, 8174, 12261, 16348, 24522, 27023, 29681, 49044, 54046, 59362, 81069, 89043, 108092, 118724, 162138, 178086, 324276, 356172, 1810541, 3621082, 5431623, 7242164, 10863246, 21726492]

約数ペア:

[(1, 21726492), (2, 10863246), (3, 7242164), (4, 5431623), (6, 3621082), (12, 1810541), (61, 356172), (67, 324276), (122, 178086), (134, 162138), (183, 118724), (201, 108092), (244, 89043), (268, 81069), (366, 59362), (402, 54046), (443, 49044), (732, 29681), (804, 27023), (886, 24522), (1329, 16348), (1772, 12261), (2658, 8174), (4087, 5316)]