21871758

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{9323}}^1$

素因数の和:9368

約数の個数: 32

約数和(自身を含む): 48335616

約数和(自身を除く): 26463858

約数列:

[1, 2, 3, 6, 17, 23, 34, 46, 51, 69, 102, 138, 391, 782, 1173, 2346, 9323, 18646, 27969, 55938, 158491, 214429, 316982, 428858, 475473, 643287, 950946, 1286574, 3645293, 7290586, 10935879, 21871758]

約数ペア:

[(1, 21871758), (2, 10935879), (3, 7290586), (6, 3645293), (17, 1286574), (23, 950946), (34, 643287), (46, 475473), (51, 428858), (69, 316982), (102, 214429), (138, 158491), (391, 55938), (782, 27969), (1173, 18646), (2346, 9323)]