21783626090

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{241}}^1\times {\mathrm{3881}}^1$

素因数の和:4283

約数の個数: 64

約数和(自身を含む): 42004420128

約数和(自身を除く): 20220794038

約数列:

[1, 2, 5, 10, 17, 34, 85, 137, 170, 241, 274, 482, 685, 1205, 1370, 2329, 2410, 3881, 4097, 4658, 7762, 8194, 11645, 19405, 20485, 23290, 33017, 38810, 40970, 65977, 66034, 131954, 165085, 329885, 330170, 531697, 561289, 659770, 935321, 1063394, 1122578, 1870642, 2658485, 2806445, 4676605, 5316970, 5612890, 9038849, 9353210, 15900457, 18077698, 31800914, 45194245, 79502285, 90388490, 128138977, 159004570, 256277954, 640694885, 1281389770, 2178362609, 4356725218, 10891813045, 21783626090]

約数ペア:

[(1, 21783626090), (2, 10891813045), (5, 4356725218), (10, 2178362609), (17, 1281389770), (34, 640694885), (85, 256277954), (137, 159004570), (170, 128138977), (241, 90388490), (274, 79502285), (482, 45194245), (685, 31800914), (1205, 18077698), (1370, 15900457), (2329, 9353210), (2410, 9038849), (3881, 5612890), (4097, 5316970), (4658, 4676605), (7762, 2806445), (8194, 2658485), (11645, 1870642), (19405, 1122578), (20485, 1063394), (23290, 935321), (33017, 659770), (38810, 561289), (40970, 531697), (65977, 330170), (66034, 329885), (131954, 165085)]