21743748

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{911}}^1$

素因数の和:954

約数の個数: 96

約数和(自身を含む): 64350720

約数和(自身を除く): 42606972

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 27, 34, 36, 39, 51, 52, 54, 68, 78, 102, 108, 117, 153, 156, 204, 221, 234, 306, 351, 442, 459, 468, 612, 663, 702, 884, 911, 918, 1326, 1404, 1822, 1836, 1989, 2652, 2733, 3644, 3978, 5466, 5967, 7956, 8199, 10932, 11843, 11934, 15487, 16398, 23686, 23868, 24597, 30974, 32796, 35529, 46461, 47372, 49194, 61948, 71058, 92922, 98388, 106587, 139383, 142116, 185844, 201331, 213174, 278766, 319761, 402662, 418149, 426348, 557532, 603993, 639522, 805324, 836298, 1207986, 1279044, 1672596, 1811979, 2415972, 3623958, 5435937, 7247916, 10871874, 21743748]

約数ペア:

[(1, 21743748), (2, 10871874), (3, 7247916), (4, 5435937), (6, 3623958), (9, 2415972), (12, 1811979), (13, 1672596), (17, 1279044), (18, 1207986), (26, 836298), (27, 805324), (34, 639522), (36, 603993), (39, 557532), (51, 426348), (52, 418149), (54, 402662), (68, 319761), (78, 278766), (102, 213174), (108, 201331), (117, 185844), (153, 142116), (156, 139383), (204, 106587), (221, 98388), (234, 92922), (306, 71058), (351, 61948), (442, 49194), (459, 47372), (468, 46461), (612, 35529), (663, 32796), (702, 30974), (884, 24597), (911, 23868), (918, 23686), (1326, 16398), (1404, 15487), (1822, 11934), (1836, 11843), (1989, 10932), (2652, 8199), (2733, 7956), (3644, 5967), (3978, 5466)]