21981150

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{48847}}^1$

素因数の和:48865

約数の個数: 36

約数和(自身を含む): 59057232

約数和(自身を除く): 37076082

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 225, 450, 48847, 97694, 146541, 244235, 293082, 439623, 488470, 732705, 879246, 1221175, 1465410, 2198115, 2442350, 3663525, 4396230, 7327050, 10990575, 21981150]

約数ペア:

[(1, 21981150), (2, 10990575), (3, 7327050), (5, 4396230), (6, 3663525), (9, 2442350), (10, 2198115), (15, 1465410), (18, 1221175), (25, 879246), (30, 732705), (45, 488470), (50, 439623), (75, 293082), (90, 244235), (150, 146541), (225, 97694), (450, 48847)]