21622381064

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{271}}^1\times {\mathrm{4007}}^1$

素因数の和:4434

約数の個数: 64

約数和(自身を含む): 43170969600

約数和(自身を除く): 21548588536

約数列:

[1, 2, 4, 8, 19, 38, 76, 131, 152, 262, 271, 524, 542, 1048, 1084, 2168, 2489, 4007, 4978, 5149, 8014, 9956, 10298, 16028, 19912, 20596, 32056, 35501, 41192, 71002, 76133, 142004, 152266, 284008, 304532, 524917, 609064, 674519, 1049834, 1085897, 1349038, 2099668, 2171794, 2698076, 4199336, 4343588, 5396152, 8687176, 9973423, 19946846, 20632043, 39893692, 41264086, 79787384, 82528172, 142252507, 165056344, 284505014, 569010028, 1138020056, 2702797633, 5405595266, 10811190532, 21622381064]

約数ペア:

[(1, 21622381064), (2, 10811190532), (4, 5405595266), (8, 2702797633), (19, 1138020056), (38, 569010028), (76, 284505014), (131, 165056344), (152, 142252507), (262, 82528172), (271, 79787384), (524, 41264086), (542, 39893692), (1048, 20632043), (1084, 19946846), (2168, 9973423), (2489, 8687176), (4007, 5396152), (4978, 4343588), (5149, 4199336), (8014, 2698076), (9956, 2171794), (10298, 2099668), (16028, 1349038), (19912, 1085897), (20596, 1049834), (32056, 674519), (35501, 609064), (41192, 524917), (71002, 304532), (76133, 284008), (142004, 152266)]