21276048

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{569}}^1$

素因数の和:640

約数の個数: 80

約数和(自身を含む): 59371200

約数和(自身を除く): 38095152

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 41, 48, 57, 76, 82, 114, 123, 152, 164, 228, 246, 304, 328, 456, 492, 569, 656, 779, 912, 984, 1138, 1558, 1707, 1968, 2276, 2337, 3116, 3414, 4552, 4674, 6232, 6828, 9104, 9348, 10811, 12464, 13656, 18696, 21622, 23329, 27312, 32433, 37392, 43244, 46658, 64866, 69987, 86488, 93316, 129732, 139974, 172976, 186632, 259464, 279948, 373264, 443251, 518928, 559896, 886502, 1119792, 1329753, 1773004, 2659506, 3546008, 5319012, 7092016, 10638024, 21276048]

約数ペア:

[(1, 21276048), (2, 10638024), (3, 7092016), (4, 5319012), (6, 3546008), (8, 2659506), (12, 1773004), (16, 1329753), (19, 1119792), (24, 886502), (38, 559896), (41, 518928), (48, 443251), (57, 373264), (76, 279948), (82, 259464), (114, 186632), (123, 172976), (152, 139974), (164, 129732), (228, 93316), (246, 86488), (304, 69987), (328, 64866), (456, 46658), (492, 43244), (569, 37392), (656, 32433), (779, 27312), (912, 23329), (984, 21622), (1138, 18696), (1558, 13656), (1707, 12464), (1968, 10811), (2276, 9348), (2337, 9104), (3116, 6828), (3414, 6232), (4552, 4674)]