21423852

素因数分解:

$2^2\times 3^7\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:135

約数の個数: 96

約数和(自身を含む): 58777600

約数和(自身を除く): 37353748

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 31, 36, 54, 62, 79, 81, 93, 108, 124, 158, 162, 186, 237, 243, 279, 316, 324, 372, 474, 486, 558, 711, 729, 837, 948, 972, 1116, 1422, 1458, 1674, 2133, 2187, 2449, 2511, 2844, 2916, 3348, 4266, 4374, 4898, 5022, 6399, 7347, 7533, 8532, 8748, 9796, 10044, 12798, 14694, 15066, 19197, 22041, 22599, 25596, 29388, 30132, 38394, 44082, 45198, 57591, 66123, 67797, 76788, 88164, 90396, 115182, 132246, 135594, 172773, 198369, 230364, 264492, 271188, 345546, 396738, 595107, 691092, 793476, 1190214, 1785321, 2380428, 3570642, 5355963, 7141284, 10711926, 21423852]

約数ペア:

[(1, 21423852), (2, 10711926), (3, 7141284), (4, 5355963), (6, 3570642), (9, 2380428), (12, 1785321), (18, 1190214), (27, 793476), (31, 691092), (36, 595107), (54, 396738), (62, 345546), (79, 271188), (81, 264492), (93, 230364), (108, 198369), (124, 172773), (158, 135594), (162, 132246), (186, 115182), (237, 90396), (243, 88164), (279, 76788), (316, 67797), (324, 66123), (372, 57591), (474, 45198), (486, 44082), (558, 38394), (711, 30132), (729, 29388), (837, 25596), (948, 22599), (972, 22041), (1116, 19197), (1422, 15066), (1458, 14694), (1674, 12798), (2133, 10044), (2187, 9796), (2449, 8748), (2511, 8532), (2844, 7533), (2916, 7347), (3348, 6399), (4266, 5022), (4374, 4898)]