21033316

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{37}}^2\times {\mathrm{167}}^1$

素因数の和:268

約数の個数: 36

約数和(自身を含む): 39711168

約数和(自身を除く): 18677852

約数列:

[1, 2, 4, 23, 37, 46, 74, 92, 148, 167, 334, 668, 851, 1369, 1702, 2738, 3404, 3841, 5476, 6179, 7682, 12358, 15364, 24716, 31487, 62974, 125948, 142117, 228623, 284234, 457246, 568468, 914492, 5258329, 10516658, 21033316]

約数ペア:

[(1, 21033316), (2, 10516658), (4, 5258329), (23, 914492), (37, 568468), (46, 457246), (74, 284234), (92, 228623), (148, 142117), (167, 125948), (334, 62974), (668, 31487), (851, 24716), (1369, 15364), (1702, 12358), (2738, 7682), (3404, 6179), (3841, 5476)]