2171852

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^2$

素因数の和:122

約数の個数: 36

約数和(自身を含む): 4341960

約数和(自身を除く): 2170108

約数列:

[1, 2, 4, 17, 19, 34, 38, 41, 68, 76, 82, 164, 323, 646, 697, 779, 1292, 1394, 1558, 1681, 2788, 3116, 3362, 6724, 13243, 26486, 28577, 31939, 52972, 57154, 63878, 114308, 127756, 542963, 1085926, 2171852]

約数ペア:

[(1, 2171852), (2, 1085926), (4, 542963), (17, 127756), (19, 114308), (34, 63878), (38, 57154), (41, 52972), (68, 31939), (76, 28577), (82, 26486), (164, 13243), (323, 6724), (646, 3362), (697, 3116), (779, 2788), (1292, 1681), (1394, 1558)]