19422921

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{48679}}^1$

素因数の和:48708

約数の個数: 16

約数和(自身を含む): 31155200

約数和(自身を除く): 11732279

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 48679, 146037, 340753, 924901, 1022259, 2774703, 6474307, 19422921]

約数ペア:

[(1, 19422921), (3, 6474307), (7, 2774703), (19, 1022259), (21, 924901), (57, 340753), (133, 146037), (399, 48679)]