21536348

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{211}}^1$

素因数の和:330

約数の個数: 48

約数和(自身を含む): 42739200

約数和(自身を除く): 21202852

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 79, 158, 211, 316, 323, 422, 646, 844, 1292, 1343, 1501, 2686, 3002, 3587, 4009, 5372, 6004, 7174, 8018, 14348, 16036, 16669, 25517, 33338, 51034, 66676, 68153, 102068, 136306, 272612, 283373, 316711, 566746, 633422, 1133492, 1266844, 5384087, 10768174, 21536348]

約数ペア:

[(1, 21536348), (2, 10768174), (4, 5384087), (17, 1266844), (19, 1133492), (34, 633422), (38, 566746), (68, 316711), (76, 283373), (79, 272612), (158, 136306), (211, 102068), (316, 68153), (323, 66676), (422, 51034), (646, 33338), (844, 25517), (1292, 16669), (1343, 16036), (1501, 14348), (2686, 8018), (3002, 7174), (3587, 6004), (4009, 5372)]