21677910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{587}}^1\times {\mathrm{1231}}^1$

素因数の和:1828

約数の個数: 32

約数和(自身を含む): 52157952

約数和(自身を除く): 30480042

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 587, 1174, 1231, 1761, 2462, 2935, 3522, 3693, 5870, 6155, 7386, 8805, 12310, 17610, 18465, 36930, 722597, 1445194, 2167791, 3612985, 4335582, 7225970, 10838955, 21677910]

約数ペア:

[(1, 21677910), (2, 10838955), (3, 7225970), (5, 4335582), (6, 3612985), (10, 2167791), (15, 1445194), (30, 722597), (587, 36930), (1174, 18465), (1231, 17610), (1761, 12310), (2462, 8805), (2935, 7386), (3522, 6155), (3693, 5870)]