21885336

素因数分解:

$2^3\times 3^3\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1$

素因数の和:238

約数の個数: 128

約数和(自身を含む): 67852800

約数和(自身を除く): 45967464

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 27, 33, 36, 44, 54, 61, 66, 72, 88, 99, 108, 122, 132, 151, 183, 198, 216, 244, 264, 297, 302, 366, 396, 453, 488, 549, 594, 604, 671, 732, 792, 906, 1098, 1188, 1208, 1342, 1359, 1464, 1647, 1661, 1812, 2013, 2196, 2376, 2684, 2718, 3294, 3322, 3624, 4026, 4077, 4392, 4983, 5368, 5436, 6039, 6588, 6644, 8052, 8154, 9211, 9966, 10872, 12078, 13176, 13288, 14949, 16104, 16308, 18117, 18422, 19932, 24156, 27633, 29898, 32616, 36234, 36844, 39864, 44847, 48312, 55266, 59796, 72468, 73688, 82899, 89694, 101321, 110532, 119592, 144936, 165798, 179388, 202642, 221064, 248697, 303963, 331596, 358776, 405284, 497394, 607926, 663192, 810568, 911889, 994788, 1215852, 1823778, 1989576, 2431704, 2735667, 3647556, 5471334, 7295112, 10942668, 21885336]

約数ペア:

[(1, 21885336), (2, 10942668), (3, 7295112), (4, 5471334), (6, 3647556), (8, 2735667), (9, 2431704), (11, 1989576), (12, 1823778), (18, 1215852), (22, 994788), (24, 911889), (27, 810568), (33, 663192), (36, 607926), (44, 497394), (54, 405284), (61, 358776), (66, 331596), (72, 303963), (88, 248697), (99, 221064), (108, 202642), (122, 179388), (132, 165798), (151, 144936), (183, 119592), (198, 110532), (216, 101321), (244, 89694), (264, 82899), (297, 73688), (302, 72468), (366, 59796), (396, 55266), (453, 48312), (488, 44847), (549, 39864), (594, 36844), (604, 36234), (671, 32616), (732, 29898), (792, 27633), (906, 24156), (1098, 19932), (1188, 18422), (1208, 18117), (1342, 16308), (1359, 16104), (1464, 14949), (1647, 13288), (1661, 13176), (1812, 12078), (2013, 10872), (2196, 9966), (2376, 9211), (2684, 8154), (2718, 8052), (3294, 6644), (3322, 6588), (3624, 6039), (4026, 5436), (4077, 5368), (4392, 4983)]