21787703030

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{4134289}}^1$

素因数の和:4134344

約数の個数: 32

約数和(自身を含む): 42864318720

約数和(自身を除く): 21076615690

約数列:

[1, 2, 5, 10, 17, 31, 34, 62, 85, 155, 170, 310, 527, 1054, 2635, 5270, 4134289, 8268578, 20671445, 41342890, 70282913, 128162959, 140565826, 256325918, 351414565, 640814795, 702829130, 1281629590, 2178770303, 4357540606, 10893851515, 21787703030]

約数ペア:

[(1, 21787703030), (2, 10893851515), (5, 4357540606), (10, 2178770303), (17, 1281629590), (31, 702829130), (34, 640814795), (62, 351414565), (85, 256325918), (155, 140565826), (170, 128162959), (310, 70282913), (527, 41342890), (1054, 20671445), (2635, 8268578), (5270, 4134289)]