21596280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{179969}}^1$

素因数の和:179983

約数の個数: 32

約数和(自身を含む): 64789200

約数和(自身を除く): 43192920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 179969, 359938, 539907, 719876, 899845, 1079814, 1439752, 1799690, 2159628, 2699535, 3599380, 4319256, 5399070, 7198760, 10798140, 21596280]

約数ペア:

[(1, 21596280), (2, 10798140), (3, 7198760), (4, 5399070), (5, 4319256), (6, 3599380), (8, 2699535), (10, 2159628), (12, 1799690), (15, 1439752), (20, 1079814), (24, 899845), (30, 719876), (40, 539907), (60, 359938), (120, 179969)]