21167220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{587}}^1\times {\mathrm{601}}^1$

素因数の和:1200

約数の個数: 48

約数和(自身を含む): 59467968

約数和(自身を除く): 38300748

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 587, 601, 1174, 1202, 1761, 1803, 2348, 2404, 2935, 3005, 3522, 3606, 5870, 6010, 7044, 7212, 8805, 9015, 11740, 12020, 17610, 18030, 35220, 36060, 352787, 705574, 1058361, 1411148, 1763935, 2116722, 3527870, 4233444, 5291805, 7055740, 10583610, 21167220]

約数ペア:

[(1, 21167220), (2, 10583610), (3, 7055740), (4, 5291805), (5, 4233444), (6, 3527870), (10, 2116722), (12, 1763935), (15, 1411148), (20, 1058361), (30, 705574), (60, 352787), (587, 36060), (601, 35220), (1174, 18030), (1202, 17610), (1761, 12020), (1803, 11740), (2348, 9015), (2404, 8805), (2935, 7212), (3005, 7044), (3522, 6010), (3606, 5870)]