21216760716

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{26417}}^1$

素因数の和:26599

約数の個数: 96

約数和(自身を含む): 54536896512

約数和(自身を除く): 33320135796

約数列:

[1, 2, 3, 4, 6, 12, 17, 31, 34, 51, 62, 68, 93, 102, 124, 127, 186, 204, 254, 372, 381, 508, 527, 762, 1054, 1524, 1581, 2108, 2159, 3162, 3937, 4318, 6324, 6477, 7874, 8636, 11811, 12954, 15748, 23622, 25908, 26417, 47244, 52834, 66929, 79251, 105668, 133858, 158502, 200787, 267716, 317004, 401574, 449089, 803148, 818927, 898178, 1347267, 1637854, 1796356, 2456781, 2694534, 3275708, 3354959, 4913562, 5389068, 6709918, 9827124, 10064877, 13419836, 13921759, 20129754, 27843518, 40259508, 41765277, 55687036, 57034303, 83530554, 104003729, 114068606, 167061108, 171102909, 208007458, 228137212, 312011187, 342205818, 416014916, 624022374, 684411636, 1248044748, 1768063393, 3536126786, 5304190179, 7072253572, 10608380358, 21216760716]

約数ペア:

[(1, 21216760716), (2, 10608380358), (3, 7072253572), (4, 5304190179), (6, 3536126786), (12, 1768063393), (17, 1248044748), (31, 684411636), (34, 624022374), (51, 416014916), (62, 342205818), (68, 312011187), (93, 228137212), (102, 208007458), (124, 171102909), (127, 167061108), (186, 114068606), (204, 104003729), (254, 83530554), (372, 57034303), (381, 55687036), (508, 41765277), (527, 40259508), (762, 27843518), (1054, 20129754), (1524, 13921759), (1581, 13419836), (2108, 10064877), (2159, 9827124), (3162, 6709918), (3937, 5389068), (4318, 4913562), (6324, 3354959), (6477, 3275708), (7874, 2694534), (8636, 2456781), (11811, 1796356), (12954, 1637854), (15748, 1347267), (23622, 898178), (25908, 818927), (26417, 803148), (47244, 449089), (52834, 401574), (66929, 317004), (79251, 267716), (105668, 200787), (133858, 158502)]