21167796

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{4679}}^1$

素因数の和:4728

約数の個数: 48

約数和(自身を含む): 55036800

約数和(自身を除く): 33869004

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 29, 39, 52, 58, 78, 87, 116, 156, 174, 348, 377, 754, 1131, 1508, 2262, 4524, 4679, 9358, 14037, 18716, 28074, 56148, 60827, 121654, 135691, 182481, 243308, 271382, 364962, 407073, 542764, 729924, 814146, 1628292, 1763983, 3527966, 5291949, 7055932, 10583898, 21167796]

約数ペア:

[(1, 21167796), (2, 10583898), (3, 7055932), (4, 5291949), (6, 3527966), (12, 1763983), (13, 1628292), (26, 814146), (29, 729924), (39, 542764), (52, 407073), (58, 364962), (78, 271382), (87, 243308), (116, 182481), (156, 135691), (174, 121654), (348, 60827), (377, 56148), (754, 28074), (1131, 18716), (1508, 14037), (2262, 9358), (4524, 4679)]