21750468

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{991}}^1$

素因数の和:1088

約数の個数: 48

約数和(自身を含む): 53329920

約数和(自身を除く): 31579452

約数列:

[1, 2, 3, 4, 6, 12, 31, 59, 62, 93, 118, 124, 177, 186, 236, 354, 372, 708, 991, 1829, 1982, 2973, 3658, 3964, 5487, 5946, 7316, 10974, 11892, 21948, 30721, 58469, 61442, 92163, 116938, 122884, 175407, 184326, 233876, 350814, 368652, 701628, 1812539, 3625078, 5437617, 7250156, 10875234, 21750468]

約数ペア:

[(1, 21750468), (2, 10875234), (3, 7250156), (4, 5437617), (6, 3625078), (12, 1812539), (31, 701628), (59, 368652), (62, 350814), (93, 233876), (118, 184326), (124, 175407), (177, 122884), (186, 116938), (236, 92163), (354, 61442), (372, 58469), (708, 30721), (991, 21948), (1829, 11892), (1982, 10974), (2973, 7316), (3658, 5946), (3964, 5487)]