21961098

素因数分解:

$2^1\times 3^3\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1$

素因数の和:244

約数の個数: 64

約数和(自身を含む): 50889600

約数和(自身を除く): 28928502

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 59, 61, 113, 118, 122, 177, 183, 226, 339, 354, 366, 531, 549, 678, 1017, 1062, 1098, 1593, 1647, 2034, 3051, 3186, 3294, 3599, 6102, 6667, 6893, 7198, 10797, 13334, 13786, 20001, 20679, 21594, 32391, 40002, 41358, 60003, 62037, 64782, 97173, 120006, 124074, 180009, 186111, 194346, 360018, 372222, 406687, 813374, 1220061, 2440122, 3660183, 7320366, 10980549, 21961098]

約数ペア:

[(1, 21961098), (2, 10980549), (3, 7320366), (6, 3660183), (9, 2440122), (18, 1220061), (27, 813374), (54, 406687), (59, 372222), (61, 360018), (113, 194346), (118, 186111), (122, 180009), (177, 124074), (183, 120006), (226, 97173), (339, 64782), (354, 62037), (366, 60003), (531, 41358), (549, 40002), (678, 32391), (1017, 21594), (1062, 20679), (1098, 20001), (1593, 13786), (1647, 13334), (2034, 10797), (3051, 7198), (3186, 6893), (3294, 6667), (3599, 6102)]