21816324

素因数分解:

$2^2\times 3^3\times {\mathrm{79}}^1\times {\mathrm{2557}}^1$

素因数の和:2649

約数の個数: 48

約数和(自身を含む): 57299200

約数和(自身を除く): 35482876

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 79, 108, 158, 237, 316, 474, 711, 948, 1422, 2133, 2557, 2844, 4266, 5114, 7671, 8532, 10228, 15342, 23013, 30684, 46026, 69039, 92052, 138078, 202003, 276156, 404006, 606009, 808012, 1212018, 1818027, 2424036, 3636054, 5454081, 7272108, 10908162, 21816324]

約数ペア:

[(1, 21816324), (2, 10908162), (3, 7272108), (4, 5454081), (6, 3636054), (9, 2424036), (12, 1818027), (18, 1212018), (27, 808012), (36, 606009), (54, 404006), (79, 276156), (108, 202003), (158, 138078), (237, 92052), (316, 69039), (474, 46026), (711, 30684), (948, 23013), (1422, 15342), (2133, 10228), (2557, 8532), (2844, 7671), (4266, 5114)]