21701834

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{557}}^1$

素因数の和:611

約数の個数: 48

約数和(自身を含む): 42747264

約数和(自身を除く): 21045430

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 77, 121, 154, 161, 242, 253, 322, 506, 557, 847, 1114, 1694, 1771, 2783, 3542, 3899, 5566, 6127, 7798, 12254, 12811, 19481, 25622, 38962, 42889, 67397, 85778, 89677, 134794, 140921, 179354, 281842, 471779, 943558, 986447, 1550131, 1972894, 3100262, 10850917, 21701834]

約数ペア:

[(1, 21701834), (2, 10850917), (7, 3100262), (11, 1972894), (14, 1550131), (22, 986447), (23, 943558), (46, 471779), (77, 281842), (121, 179354), (154, 140921), (161, 134794), (242, 89677), (253, 85778), (322, 67397), (506, 42889), (557, 38962), (847, 25622), (1114, 19481), (1694, 12811), (1771, 12254), (2783, 7798), (3542, 6127), (3899, 5566)]