21193536

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1213}}^1$

素因数の和:1248

約数の個数: 112

約数和(自身を含む): 69071744

約数和(自身を除く): 47878208

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 32, 39, 42, 48, 52, 56, 64, 78, 84, 91, 96, 104, 112, 156, 168, 182, 192, 208, 224, 273, 312, 336, 364, 416, 448, 546, 624, 672, 728, 832, 1092, 1213, 1248, 1344, 1456, 2184, 2426, 2496, 2912, 3639, 4368, 4852, 5824, 7278, 8491, 8736, 9704, 14556, 15769, 16982, 17472, 19408, 25473, 29112, 31538, 33964, 38816, 47307, 50946, 58224, 63076, 67928, 77632, 94614, 101892, 110383, 116448, 126152, 135856, 189228, 203784, 220766, 232896, 252304, 271712, 331149, 378456, 407568, 441532, 504608, 543424, 662298, 756912, 815136, 883064, 1009216, 1324596, 1513824, 1630272, 1766128, 2649192, 3027648, 3532256, 5298384, 7064512, 10596768, 21193536]

約数ペア:

[(1, 21193536), (2, 10596768), (3, 7064512), (4, 5298384), (6, 3532256), (7, 3027648), (8, 2649192), (12, 1766128), (13, 1630272), (14, 1513824), (16, 1324596), (21, 1009216), (24, 883064), (26, 815136), (28, 756912), (32, 662298), (39, 543424), (42, 504608), (48, 441532), (52, 407568), (56, 378456), (64, 331149), (78, 271712), (84, 252304), (91, 232896), (96, 220766), (104, 203784), (112, 189228), (156, 135856), (168, 126152), (182, 116448), (192, 110383), (208, 101892), (224, 94614), (273, 77632), (312, 67928), (336, 63076), (364, 58224), (416, 50946), (448, 47307), (546, 38816), (624, 33964), (672, 31538), (728, 29112), (832, 25473), (1092, 19408), (1213, 17472), (1248, 16982), (1344, 15769), (1456, 14556), (2184, 9704), (2426, 8736), (2496, 8491), (2912, 7278), (3639, 5824), (4368, 4852)]