21636636

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1187}}^1$

素因数の和:1239

約数の個数: 72

約数和(自身を含む): 60673536

約数和(自身を除く): 39036900

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 49, 62, 84, 93, 98, 124, 147, 186, 196, 217, 294, 372, 434, 588, 651, 868, 1187, 1302, 1519, 2374, 2604, 3038, 3561, 4557, 4748, 6076, 7122, 8309, 9114, 14244, 16618, 18228, 24927, 33236, 36797, 49854, 58163, 73594, 99708, 110391, 116326, 147188, 174489, 220782, 232652, 257579, 348978, 441564, 515158, 697956, 772737, 1030316, 1545474, 1803053, 3090948, 3606106, 5409159, 7212212, 10818318, 21636636]

約数ペア:

[(1, 21636636), (2, 10818318), (3, 7212212), (4, 5409159), (6, 3606106), (7, 3090948), (12, 1803053), (14, 1545474), (21, 1030316), (28, 772737), (31, 697956), (42, 515158), (49, 441564), (62, 348978), (84, 257579), (93, 232652), (98, 220782), (124, 174489), (147, 147188), (186, 116326), (196, 110391), (217, 99708), (294, 73594), (372, 58163), (434, 49854), (588, 36797), (651, 33236), (868, 24927), (1187, 18228), (1302, 16618), (1519, 14244), (2374, 9114), (2604, 8309), (3038, 7122), (3561, 6076), (4557, 4748)]