21057136212

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{167}}^1\times {\mathrm{19001}}^1$

素因数の和:19261

約数の個数: 96

約数和(自身を含む): 57206661120

約数和(自身を除く): 36149524908

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 79, 84, 158, 167, 237, 316, 334, 474, 501, 553, 668, 948, 1002, 1106, 1169, 1659, 2004, 2212, 2338, 3318, 3507, 4676, 6636, 7014, 13193, 14028, 19001, 26386, 38002, 39579, 52772, 57003, 76004, 79158, 92351, 114006, 133007, 158316, 184702, 228012, 266014, 277053, 369404, 399021, 532028, 554106, 798042, 1108212, 1501079, 1596084, 3002158, 3173167, 4503237, 6004316, 6346334, 9006474, 9519501, 10507553, 12692668, 18012948, 19039002, 21015106, 22212169, 31522659, 38078004, 42030212, 44424338, 63045318, 66636507, 88848676, 126090636, 133273014, 250680193, 266546028, 501360386, 752040579, 1002720772, 1504081158, 1754761351, 3008162316, 3509522702, 5264284053, 7019045404, 10528568106, 21057136212]

約数ペア:

[(1, 21057136212), (2, 10528568106), (3, 7019045404), (4, 5264284053), (6, 3509522702), (7, 3008162316), (12, 1754761351), (14, 1504081158), (21, 1002720772), (28, 752040579), (42, 501360386), (79, 266546028), (84, 250680193), (158, 133273014), (167, 126090636), (237, 88848676), (316, 66636507), (334, 63045318), (474, 44424338), (501, 42030212), (553, 38078004), (668, 31522659), (948, 22212169), (1002, 21015106), (1106, 19039002), (1169, 18012948), (1659, 12692668), (2004, 10507553), (2212, 9519501), (2338, 9006474), (3318, 6346334), (3507, 6004316), (4676, 4503237), (6636, 3173167), (7014, 3002158), (13193, 1596084), (14028, 1501079), (19001, 1108212), (26386, 798042), (38002, 554106), (39579, 532028), (52772, 399021), (57003, 369404), (76004, 277053), (79158, 266014), (92351, 228012), (114006, 184702), (133007, 158316)]