21980454

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{192811}}^1$

素因数の和:192835

約数の個数: 16

約数和(自身を含む): 46274880

約数和(自身を除く): 24294426

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 192811, 385622, 578433, 1156866, 3663409, 7326818, 10990227, 21980454]

約数ペア:

[(1, 21980454), (2, 10990227), (3, 7326818), (6, 3663409), (19, 1156866), (38, 578433), (57, 385622), (114, 192811)]