21167994764

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{3361}}^1\times {\mathrm{5231}}^1$

素因数の和:8646

約数の個数: 48

約数和(自身を含む): 43341720576

約数和(自身を除く): 22173725812

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 3361, 5231, 6722, 10462, 13444, 20924, 23527, 36617, 47054, 73234, 94108, 144523, 146468, 224933, 289046, 449866, 578092, 899732, 1011661, 1574531, 2023322, 3149062, 4046644, 6298124, 17581391, 35162782, 70325564, 123069737, 246139474, 492278948, 755999813, 1511999626, 3023999252, 5291998691, 10583997382, 21167994764]

約数ペア:

[(1, 21167994764), (2, 10583997382), (4, 5291998691), (7, 3023999252), (14, 1511999626), (28, 755999813), (43, 492278948), (86, 246139474), (172, 123069737), (301, 70325564), (602, 35162782), (1204, 17581391), (3361, 6298124), (5231, 4046644), (6722, 3149062), (10462, 2023322), (13444, 1574531), (20924, 1011661), (23527, 899732), (36617, 578092), (47054, 449866), (73234, 289046), (94108, 224933), (144523, 146468)]