21944348

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{41}}^1\times {\mathrm{463}}^1$

素因数の和:542

約数の個数: 36

約数和(自身を含む): 41879712

約数和(自身を除く): 19935364

約数列:

[1, 2, 4, 17, 34, 41, 68, 82, 164, 289, 463, 578, 697, 926, 1156, 1394, 1852, 2788, 7871, 11849, 15742, 18983, 23698, 31484, 37966, 47396, 75932, 133807, 267614, 322711, 535228, 645422, 1290844, 5486087, 10972174, 21944348]

約数ペア:

[(1, 21944348), (2, 10972174), (4, 5486087), (17, 1290844), (34, 645422), (41, 535228), (68, 322711), (82, 267614), (164, 133807), (289, 75932), (463, 47396), (578, 37966), (697, 31484), (926, 23698), (1156, 18983), (1394, 15742), (1852, 11849), (2788, 7871)]