21634184

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{18911}}^1$

素因数の和:18941

約数の個数: 32

約数和(自身を含む): 47658240

約数和(自身を除く): 26024056

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 18911, 37822, 75644, 151288, 208021, 245843, 416042, 491686, 832084, 983372, 1664168, 1966744, 2704273, 5408546, 10817092, 21634184]

約数ペア:

[(1, 21634184), (2, 10817092), (4, 5408546), (8, 2704273), (11, 1966744), (13, 1664168), (22, 983372), (26, 832084), (44, 491686), (52, 416042), (88, 245843), (104, 208021), (143, 151288), (286, 75644), (572, 37822), (1144, 18911)]