21735472

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{103}}^1\times {\mathrm{109}}^1$

素因数の和:242

約数の個数: 60

約数和(自身を含む): 47167120

約数和(自身を除く): 25431648

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 103, 109, 121, 176, 206, 218, 242, 412, 436, 484, 824, 872, 968, 1133, 1199, 1648, 1744, 1936, 2266, 2398, 4532, 4796, 9064, 9592, 11227, 12463, 13189, 18128, 19184, 22454, 24926, 26378, 44908, 49852, 52756, 89816, 99704, 105512, 123497, 179632, 199408, 211024, 246994, 493988, 987976, 1358467, 1975952, 2716934, 5433868, 10867736, 21735472]

約数ペア:

[(1, 21735472), (2, 10867736), (4, 5433868), (8, 2716934), (11, 1975952), (16, 1358467), (22, 987976), (44, 493988), (88, 246994), (103, 211024), (109, 199408), (121, 179632), (176, 123497), (206, 105512), (218, 99704), (242, 89816), (412, 52756), (436, 49852), (484, 44908), (824, 26378), (872, 24926), (968, 22454), (1133, 19184), (1199, 18128), (1648, 13189), (1744, 12463), (1936, 11227), (2266, 9592), (2398, 9064), (4532, 4796)]