21596562

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:188

約数の個数: 96

約数和(自身を含む): 54840240

約数和(自身を除く): 33243678

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 34, 39, 51, 61, 78, 89, 102, 117, 122, 153, 178, 183, 221, 234, 267, 306, 366, 442, 534, 549, 663, 793, 801, 1037, 1098, 1157, 1326, 1513, 1586, 1602, 1989, 2074, 2314, 2379, 3026, 3111, 3471, 3978, 4539, 4758, 5429, 6222, 6942, 7137, 9078, 9333, 10413, 10858, 13481, 13617, 14274, 16287, 18666, 19669, 20826, 26962, 27234, 32574, 39338, 40443, 48861, 59007, 70577, 80886, 92293, 97722, 118014, 121329, 141154, 177021, 184586, 211731, 242658, 276879, 354042, 423462, 553758, 635193, 830637, 1199809, 1270386, 1661274, 2399618, 3599427, 7198854, 10798281, 21596562]

約数ペア:

[(1, 21596562), (2, 10798281), (3, 7198854), (6, 3599427), (9, 2399618), (13, 1661274), (17, 1270386), (18, 1199809), (26, 830637), (34, 635193), (39, 553758), (51, 423462), (61, 354042), (78, 276879), (89, 242658), (102, 211731), (117, 184586), (122, 177021), (153, 141154), (178, 121329), (183, 118014), (221, 97722), (234, 92293), (267, 80886), (306, 70577), (366, 59007), (442, 48861), (534, 40443), (549, 39338), (663, 32574), (793, 27234), (801, 26962), (1037, 20826), (1098, 19669), (1157, 18666), (1326, 16287), (1513, 14274), (1586, 13617), (1602, 13481), (1989, 10858), (2074, 10413), (2314, 9333), (2379, 9078), (3026, 7137), (3111, 6942), (3471, 6222), (3978, 5429), (4539, 4758)]