21179496

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67883}}^1$

素因数の和:67905

約数の個数: 32

約数和(自身を含む): 57022560

約数和(自身を除く): 35843064

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 67883, 135766, 203649, 271532, 407298, 543064, 814596, 882479, 1629192, 1764958, 2647437, 3529916, 5294874, 7059832, 10589748, 21179496]

約数ペア:

[(1, 21179496), (2, 10589748), (3, 7059832), (4, 5294874), (6, 3529916), (8, 2647437), (12, 1764958), (13, 1629192), (24, 882479), (26, 814596), (39, 543064), (52, 407298), (78, 271532), (104, 203649), (156, 135766), (312, 67883)]