21861245945

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1534661}}^1$

素因数の和:1534721

約数の個数: 32

約数和(自身を含む): 33590681856

約数和(自身を除く): 11729435911

約数列:

[1, 5, 7, 11, 35, 37, 55, 77, 185, 259, 385, 407, 1295, 2035, 2849, 14245, 1534661, 7673305, 10742627, 16881271, 53713135, 56782457, 84406355, 118168897, 283912285, 397477199, 590844485, 624607027, 1987385995, 3123035135, 4372249189, 21861245945]

約数ペア:

[(1, 21861245945), (5, 4372249189), (7, 3123035135), (11, 1987385995), (35, 624607027), (37, 590844485), (55, 397477199), (77, 283912285), (185, 118168897), (259, 84406355), (385, 56782457), (407, 53713135), (1295, 16881271), (2035, 10742627), (2849, 7673305), (14245, 1534661)]