21621841918

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{41}}^1\times {\mathrm{912391}}^1$

素因数の和:912468

約数の個数: 24

約数和(自身を含む): 35293147344

約数和(自身を除く): 13671305426

約数列:

[1, 2, 17, 34, 41, 82, 289, 578, 697, 1394, 11849, 23698, 912391, 1824782, 15510647, 31021294, 37408031, 74816062, 263680999, 527361998, 635936527, 1271873054, 10810920959, 21621841918]

約数ペア:

[(1, 21621841918), (2, 10810920959), (17, 1271873054), (34, 635936527), (41, 527361998), (82, 263680999), (289, 74816062), (578, 37408031), (697, 31021294), (1394, 15510647), (11849, 1824782), (23698, 912391)]