21033192

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{229}}^1$

素因数の和:370

約数の個数: 64

約数和(自身を含む): 54648000

約数和(自身を除く): 33614808

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 89, 129, 172, 178, 229, 258, 267, 344, 356, 458, 516, 534, 687, 712, 916, 1032, 1068, 1374, 1832, 2136, 2748, 3827, 5496, 7654, 9847, 11481, 15308, 19694, 20381, 22962, 29541, 30616, 39388, 40762, 45924, 59082, 61143, 78776, 81524, 91848, 118164, 122286, 163048, 236328, 244572, 489144, 876383, 1752766, 2629149, 3505532, 5258298, 7011064, 10516596, 21033192]

約数ペア:

[(1, 21033192), (2, 10516596), (3, 7011064), (4, 5258298), (6, 3505532), (8, 2629149), (12, 1752766), (24, 876383), (43, 489144), (86, 244572), (89, 236328), (129, 163048), (172, 122286), (178, 118164), (229, 91848), (258, 81524), (267, 78776), (344, 61143), (356, 59082), (458, 45924), (516, 40762), (534, 39388), (687, 30616), (712, 29541), (916, 22962), (1032, 20381), (1068, 19694), (1374, 15308), (1832, 11481), (2136, 9847), (2748, 7654), (3827, 5496)]