21221064

素因数分解:

$2^3\times 3^2\times {\mathrm{47}}^1\times {\mathrm{6271}}^1$

素因数の和:6330

約数の個数: 48

約数和(自身を含む): 58705920

約数和(自身を除く): 37484856

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 47, 72, 94, 141, 188, 282, 376, 423, 564, 846, 1128, 1692, 3384, 6271, 12542, 18813, 25084, 37626, 50168, 56439, 75252, 112878, 150504, 225756, 294737, 451512, 589474, 884211, 1178948, 1768422, 2357896, 2652633, 3536844, 5305266, 7073688, 10610532, 21221064]

約数ペア:

[(1, 21221064), (2, 10610532), (3, 7073688), (4, 5305266), (6, 3536844), (8, 2652633), (9, 2357896), (12, 1768422), (18, 1178948), (24, 884211), (36, 589474), (47, 451512), (72, 294737), (94, 225756), (141, 150504), (188, 112878), (282, 75252), (376, 56439), (423, 50168), (564, 37626), (846, 25084), (1128, 18813), (1692, 12542), (3384, 6271)]