21227834056

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{976621}}^1$

素因数の和:976670

約数の個数: 64

約数和(自身を含む): 49221748800

約数和(自身を除く): 27993914744

約数列:

[1, 2, 4, 8, 11, 13, 19, 22, 26, 38, 44, 52, 76, 88, 104, 143, 152, 209, 247, 286, 418, 494, 572, 836, 988, 1144, 1672, 1976, 2717, 5434, 10868, 21736, 976621, 1953242, 3906484, 7812968, 10742831, 12696073, 18555799, 21485662, 25392146, 37111598, 42971324, 50784292, 74223196, 85942648, 101568584, 139656803, 148446392, 204113789, 241225387, 279313606, 408227578, 482450774, 558627212, 816455156, 964901548, 1117254424, 1632910312, 1929803096, 2653479257, 5306958514, 10613917028, 21227834056]

約数ペア:

[(1, 21227834056), (2, 10613917028), (4, 5306958514), (8, 2653479257), (11, 1929803096), (13, 1632910312), (19, 1117254424), (22, 964901548), (26, 816455156), (38, 558627212), (44, 482450774), (52, 408227578), (76, 279313606), (88, 241225387), (104, 204113789), (143, 148446392), (152, 139656803), (209, 101568584), (247, 85942648), (286, 74223196), (418, 50784292), (494, 42971324), (572, 37111598), (836, 25392146), (988, 21485662), (1144, 18555799), (1672, 12696073), (1976, 10742831), (2717, 7812968), (5434, 3906484), (10868, 1953242), (21736, 976621)]