16821210

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{11443}}^1$

素因数の和:11467

約数の個数: 48

約数和(自身を含む): 46966176

約数和(自身を除く): 30144966

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 11443, 22886, 34329, 57215, 68658, 80101, 114430, 160202, 171645, 240303, 343290, 400505, 480606, 560707, 801010, 1121414, 1201515, 1682121, 2403030, 2803535, 3364242, 5607070, 8410605, 16821210]

約数ペア:

[(1, 16821210), (2, 8410605), (3, 5607070), (5, 3364242), (6, 2803535), (7, 2403030), (10, 1682121), (14, 1201515), (15, 1121414), (21, 801010), (30, 560707), (35, 480606), (42, 400505), (49, 343290), (70, 240303), (98, 171645), (105, 160202), (147, 114430), (210, 80101), (245, 68658), (294, 57215), (490, 34329), (735, 22886), (1470, 11443)]