21084098436

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{419}}^1\times {\mathrm{60773}}^1$

素因数の和:61225

約数の個数: 72

約数和(自身を含む): 55746774720

約数和(自身を除く): 34662676284

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 207, 276, 414, 419, 828, 838, 1257, 1676, 2514, 3771, 5028, 7542, 9637, 15084, 19274, 28911, 38548, 57822, 60773, 86733, 115644, 121546, 173466, 182319, 243092, 346932, 364638, 546957, 729276, 1093914, 1397779, 2187828, 2795558, 4193337, 5591116, 8386674, 12580011, 16773348, 25160022, 25463887, 50320044, 50927774, 76391661, 101855548, 152783322, 229174983, 305566644, 458349966, 585669401, 916699932, 1171338802, 1757008203, 2342677604, 3514016406, 5271024609, 7028032812, 10542049218, 21084098436]

約数ペア:

[(1, 21084098436), (2, 10542049218), (3, 7028032812), (4, 5271024609), (6, 3514016406), (9, 2342677604), (12, 1757008203), (18, 1171338802), (23, 916699932), (36, 585669401), (46, 458349966), (69, 305566644), (92, 229174983), (138, 152783322), (207, 101855548), (276, 76391661), (414, 50927774), (419, 50320044), (828, 25463887), (838, 25160022), (1257, 16773348), (1676, 12580011), (2514, 8386674), (3771, 5591116), (5028, 4193337), (7542, 2795558), (9637, 2187828), (15084, 1397779), (19274, 1093914), (28911, 729276), (38548, 546957), (57822, 364638), (60773, 346932), (86733, 243092), (115644, 182319), (121546, 173466)]