21700434

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{2381}}^1$

素因数の和:2431

約数の個数: 48

約数和(自身を含む): 52137216

約数和(自身を除く): 30436782

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 49, 62, 93, 98, 147, 186, 217, 294, 434, 651, 1302, 1519, 2381, 3038, 4557, 4762, 7143, 9114, 14286, 16667, 33334, 50001, 73811, 100002, 116669, 147622, 221433, 233338, 350007, 442866, 516677, 700014, 1033354, 1550031, 3100062, 3616739, 7233478, 10850217, 21700434]

約数ペア:

[(1, 21700434), (2, 10850217), (3, 7233478), (6, 3616739), (7, 3100062), (14, 1550031), (21, 1033354), (31, 700014), (42, 516677), (49, 442866), (62, 350007), (93, 233338), (98, 221433), (147, 147622), (186, 116669), (217, 100002), (294, 73811), (434, 50001), (651, 33334), (1302, 16667), (1519, 14286), (2381, 9114), (3038, 7143), (4557, 4762)]