21116714

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{653}}^1$

素因数の和:734

約数の個数: 32

約数和(自身を含む): 35786880

約数和(自身を除く): 14670166

約数列:

[1, 2, 19, 23, 37, 38, 46, 74, 437, 653, 703, 851, 874, 1306, 1406, 1702, 12407, 15019, 16169, 24161, 24814, 30038, 32338, 48322, 285361, 459059, 555703, 570722, 918118, 1111406, 10558357, 21116714]

約数ペア:

[(1, 21116714), (2, 10558357), (19, 1111406), (23, 918118), (37, 570722), (38, 555703), (46, 459059), (74, 285361), (437, 48322), (653, 32338), (703, 30038), (851, 24814), (874, 24161), (1306, 16169), (1406, 15019), (1702, 12407)]