21611832

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1153}}^1$

素因数の和:1244

約数の個数: 64

約数和(自身を含む): 59823360

約数和(自身を除く): 38211528

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 71, 88, 132, 142, 213, 264, 284, 426, 568, 781, 852, 1153, 1562, 1704, 2306, 2343, 3124, 3459, 4612, 4686, 6248, 6918, 9224, 9372, 12683, 13836, 18744, 25366, 27672, 38049, 50732, 76098, 81863, 101464, 152196, 163726, 245589, 304392, 327452, 491178, 654904, 900493, 982356, 1800986, 1964712, 2701479, 3601972, 5402958, 7203944, 10805916, 21611832]

約数ペア:

[(1, 21611832), (2, 10805916), (3, 7203944), (4, 5402958), (6, 3601972), (8, 2701479), (11, 1964712), (12, 1800986), (22, 982356), (24, 900493), (33, 654904), (44, 491178), (66, 327452), (71, 304392), (88, 245589), (132, 163726), (142, 152196), (213, 101464), (264, 81863), (284, 76098), (426, 50732), (568, 38049), (781, 27672), (852, 25366), (1153, 18744), (1562, 13836), (1704, 12683), (2306, 9372), (2343, 9224), (3124, 6918), (3459, 6248), (4612, 4686)]