21922394

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{461}}^1$

素因数の和:566

約数の個数: 32

約数和(自身を含む): 37255680

約数和(自身を除く): 15333286

約数列:

[1, 2, 13, 26, 31, 59, 62, 118, 403, 461, 767, 806, 922, 1534, 1829, 3658, 5993, 11986, 14291, 23777, 27199, 28582, 47554, 54398, 185783, 353587, 371566, 707174, 843169, 1686338, 10961197, 21922394]

約数ペア:

[(1, 21922394), (2, 10961197), (13, 1686338), (26, 843169), (31, 707174), (59, 371566), (62, 353587), (118, 185783), (403, 54398), (461, 47554), (767, 28582), (806, 27199), (922, 23777), (1534, 14291), (1829, 11986), (3658, 5993)]