21714949240

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{218989}}^1$

素因数の和:219104

約数の個数: 64

約数和(自身を含む): 50928314400

約数和(自身を除く): 29213365160

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 67, 74, 134, 148, 185, 268, 296, 335, 370, 536, 670, 740, 1340, 1480, 2479, 2680, 4958, 9916, 12395, 19832, 24790, 49580, 99160, 218989, 437978, 875956, 1094945, 1751912, 2189890, 4379780, 8102593, 8759560, 14672263, 16205186, 29344526, 32410372, 40512965, 58689052, 64820744, 73361315, 81025930, 117378104, 146722630, 162051860, 293445260, 324103720, 542873731, 586890520, 1085747462, 2171494924, 2714368655, 4342989848, 5428737310, 10857474620, 21714949240]

約数ペア:

[(1, 21714949240), (2, 10857474620), (4, 5428737310), (5, 4342989848), (8, 2714368655), (10, 2171494924), (20, 1085747462), (37, 586890520), (40, 542873731), (67, 324103720), (74, 293445260), (134, 162051860), (148, 146722630), (185, 117378104), (268, 81025930), (296, 73361315), (335, 64820744), (370, 58689052), (536, 40512965), (670, 32410372), (740, 29344526), (1340, 16205186), (1480, 14672263), (2479, 8759560), (2680, 8102593), (4958, 4379780), (9916, 2189890), (12395, 1751912), (19832, 1094945), (24790, 875956), (49580, 437978), (99160, 218989)]