21369456

素因数分解:

$2^4\times 3^2\times {\mathrm{148399}}^1$

素因数の和:148413

約数の個数: 30

約数和(自身を含む): 59805200

約数和(自身を除く): 38435744

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 148399, 296798, 445197, 593596, 890394, 1187192, 1335591, 1780788, 2374384, 2671182, 3561576, 5342364, 7123152, 10684728, 21369456]

約数ペア:

[(1, 21369456), (2, 10684728), (3, 7123152), (4, 5342364), (6, 3561576), (8, 2671182), (9, 2374384), (12, 1780788), (16, 1335591), (18, 1187192), (24, 890394), (36, 593596), (48, 445197), (72, 296798), (144, 148399)]