21755682

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1823}}^1$

素因数の和:1864

約数の個数: 64

約数和(自身を含む): 55157760

約数和(自身を除く): 33402078

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 27, 34, 39, 51, 54, 78, 102, 117, 153, 221, 234, 306, 351, 442, 459, 663, 702, 918, 1326, 1823, 1989, 3646, 3978, 5469, 5967, 10938, 11934, 16407, 23699, 30991, 32814, 47398, 49221, 61982, 71097, 92973, 98442, 142194, 185946, 213291, 278919, 402883, 426582, 557838, 639873, 805766, 836757, 1208649, 1279746, 1673514, 2417298, 3625947, 7251894, 10877841, 21755682]

約数ペア:

[(1, 21755682), (2, 10877841), (3, 7251894), (6, 3625947), (9, 2417298), (13, 1673514), (17, 1279746), (18, 1208649), (26, 836757), (27, 805766), (34, 639873), (39, 557838), (51, 426582), (54, 402883), (78, 278919), (102, 213291), (117, 185946), (153, 142194), (221, 98442), (234, 92973), (306, 71097), (351, 61982), (442, 49221), (459, 47398), (663, 32814), (702, 30991), (918, 23699), (1326, 16407), (1823, 11934), (1989, 10938), (3646, 5967), (3978, 5469)]