21085388616

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{373}}^1\times {\mathrm{63659}}^1$

素因数の和:64078

約数の個数: 64

約数和(自身を含む): 54284155200

約数和(自身を除く): 33198766584

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 74, 111, 148, 222, 296, 373, 444, 746, 888, 1119, 1492, 2238, 2984, 4476, 8952, 13801, 27602, 41403, 55204, 63659, 82806, 110408, 127318, 165612, 190977, 254636, 331224, 381954, 509272, 763908, 1527816, 2355383, 4710766, 7066149, 9421532, 14132298, 18843064, 23744807, 28264596, 47489614, 56529192, 71234421, 94979228, 142468842, 189958456, 284937684, 569875368, 878557859, 1757115718, 2635673577, 3514231436, 5271347154, 7028462872, 10542694308, 21085388616]

約数ペア:

[(1, 21085388616), (2, 10542694308), (3, 7028462872), (4, 5271347154), (6, 3514231436), (8, 2635673577), (12, 1757115718), (24, 878557859), (37, 569875368), (74, 284937684), (111, 189958456), (148, 142468842), (222, 94979228), (296, 71234421), (373, 56529192), (444, 47489614), (746, 28264596), (888, 23744807), (1119, 18843064), (1492, 14132298), (2238, 9421532), (2984, 7066149), (4476, 4710766), (8952, 2355383), (13801, 1527816), (27602, 763908), (41403, 509272), (55204, 381954), (63659, 331224), (82806, 254636), (110408, 190977), (127318, 165612)]